the numbers that can go into 28 are 1,2,4,7,14 and 28.
1,2,4,7,14, and 28.
There are 48 different numbers that are considered to be perfect numbers. The perfect numbers that are up to 100 include 6 and 28.
The perfect numbers less than 100 are 6 and 28.
There are two perfect numbers, 6 and 28, that are less than 100.
28 + 72 = 100
The only common factors of 28 and 100 are 2, 4.
6 and 28
Well 2 and 4 both go in evenly.
6
2,4,7
6 and 28