40 20,2 10,2,2 5,2,2,2
The only name is factorization.
They are: 5*5*7 = 175
Without a specific value for A, we won't be able to come up with a specific LCM, no matter what method we use.
585 195,3 65,3,3 13,5,3,3
139 is already prime; no factorization required.
40 20,2 10,2,2 5,2,2,2
The prime factorization.
The only name is factorization.
1997 is already prime; no tree.
3^2*5*2^3
2x2x222
51 3,17
It is: 3*17 = 51
That's prime factorization. 45 15,3 5,3,3
51 3,17
350=2x5x5x7