1225 = 52*72
35*35 = 1225
As a product of its prime factors: 5*5*7*7 = 1225
5,5,7 and 7.
They can be: 1*25*49 = 1225
4900
The prime factorization of 1225 is 5x5x7x7.
(245,5)(175,7)(49,25)
Prime factors of 1225 are 5, 5, 7, and 7.
35*35 = 1225
5 x 5 x 7 x 7
Take the square root of 1225, which is 35.
If that's 12 and 25, they have no common prime factors, so the GCF is 1.