13, 26, 39, 52, 65, 78, 91, 104, 117, 130.
108 has twelve factors, 112 has ten factors.
2, 3, 5, 7, 11, 13, 17, 19, 23, 29
the first ten multiples of 13 are13, 26, 39, 52, 65, 78, 91, 104, 117, 130and those are the first ten multiples of 13pfk
5 and 13 have no factors because they're prime.
8 only has four factors.
81 only has five factors.
the frist ten multples of 13 are 13,26,39,52,65,78,91,104,117,130
Lcm of 104 and 13?
86 has four factors: 1, 2, 43, 86
The first ten prime numbers are 2,3,5,7,11,13,17,19,23 and 29.
17 is a prime number and only has two factors, one and itself.
But 2 has only two factors which are itself and one because it is a prime number.