the factors of one hundred are 100, 1,2, 50,25,4, 20,5,10 and all the prime numbers below one hundred are 2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,59,61,67,71,73,79,83,89,97
Nine factors.
100 has nine factors.
eight and one hundred and seven
eight hundred nineteen
I guess it would be 45,63,75,99 they each have 6 factors
In that range, only 100 has exactly 9 factors.
3, 9, 13, 39
Just 1.
1, 5, 101, 505
One hundred and twenty
the number 90 has the most factors under 100
60, 72, 84, 90 and 96 each have twelve factors.