68204560

素因数分解:

$2^4\times 5^1\times {\mathrm{852557}}^1$

素因数の和:852570

約数の個数: 20

約数和(自身を含む): 158575788

約数和(自身を除く): 90371228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 852557, 1705114, 3410228, 4262785, 6820456, 8525570, 13640912, 17051140, 34102280, 68204560]

約数ペア:

[(1, 68204560), (2, 34102280), (4, 17051140), (5, 13640912), (8, 8525570), (10, 6820456), (16, 4262785), (20, 3410228), (40, 1705114), (80, 852557)]