8 and 5
36 as a product of its prime factors is 2 x 2 x 3 x 3. Their total is 10. 36 as a product of factors that total 13 is 4 x 9
As a product of its prime factors: 3*3*13 = 117 or as 3^2*13 = 117
455
As a product of its prime factors: 2*3*11*13*13 = 11154
Six.
7 and 6
5 and 8
-5 and -6
Take 13 and 17 as an example. Sum is 13 + 17 ie 30, product is 13 x 17 = 221
The factors of 169 are 1, 13, and 169, and the prime factors are 13 x 13. 169 is the product of 1 x 169 or of the prime factors 13 x 13.
13 and 3
36 as a product of its prime factors is 2 x 2 x 3 x 3. Their total is 10. 36 as a product of factors that total 13 is 4 x 9
1 and 12
9 and 13
They are 9 and 13
They are: -4 and -13
6 and 13