What is the Greatest Common Factor of 25990 and 26005?

Greatest common factor (GCF) of 25990 and 26005 is 5.

GCF(25990,26005) = 5

We will now calculate the prime factors of 25990 and 26005, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 25990 and 26005.

How to find the GCF of 25990 and 26005?

We will first find the prime factorization of 25990 and 26005. After we will calculate the factors of 25990 and 26005 and find the biggest common factor number .

Step-1: Prime Factorization of 25990

Prime factors of 25990 are 2, 5, 23, 113. Prime factorization of 25990 in exponential form is:

25990 = 2¹ × 5¹ × 23¹ × 113¹

Step-2: Prime Factorization of 26005

Prime factors of 26005 are 5, 7, 743. Prime factorization of 26005 in exponential form is:

26005 = 5¹ × 7¹ × 743¹

Step-3: Factors of 25990

List of positive integer factors of 25990 that divides 25990 without a remainder.

1, 2, 5, 10, 23, 46, 113, 115, 226, 230, 565, 1130, 2599, 5198, 12995

Step-4: Factors of 26005

List of positive integer factors of 26005 that divides 25990 without a remainder.

1, 5, 7, 35, 743, 3715, 5201

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 25990 and 26005. The biggest common factor number is the GCF number.
So the greatest common factor 25990 and 26005 is 5.

Also check out the Least Common Multiple of 25990 and 26005