64979855

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{3359}}^1$

素因数の和:3490

約数の個数: 16

約数和(自身を含む): 80559360

約数和(自身を除く): 15579505

約数列:

[1, 5, 53, 73, 265, 365, 3359, 3869, 16795, 19345, 178027, 245207, 890135, 1226035, 12995971, 64979855]

約数ペア:

[(1, 64979855), (5, 12995971), (53, 1226035), (73, 890135), (265, 245207), (365, 178027), (3359, 19345), (3869, 16795)]