What is the Greatest Common Factor of 3260 and 3280?

Greatest common factor (GCF) of 3260 and 3280 is 20.

GCF(3260,3280) = 20

We will now calculate the prime factors of 3260 and 3280, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 3260 and 3280.

How to find the GCF of 3260 and 3280?

We will first find the prime factorization of 3260 and 3280. After we will calculate the factors of 3260 and 3280 and find the biggest common factor number .

Step-1: Prime Factorization of 3260

Prime factors of 3260 are 2, 5, 163. Prime factorization of 3260 in exponential form is:

3260 = 2² × 5¹ × 163¹

Step-2: Prime Factorization of 3280

Prime factors of 3280 are 2, 5, 41. Prime factorization of 3280 in exponential form is:

3280 = 2⁴ × 5¹ × 41¹

Step-3: Factors of 3260

List of positive integer factors of 3260 that divides 3260 without a remainder.

1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630

Step-4: Factors of 3280

List of positive integer factors of 3280 that divides 3260 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 3260 and 3280. The biggest common factor number is the GCF number.
So the greatest common factor 3260 and 3280 is 20.

Also check out the Least Common Multiple of 3260 and 3280