63450871580

素因数分解:

$2^2\times 5^1\times {\mathrm{3172543579}}^1$

素因数の和:3172543588

約数の個数: 12

約数和(自身を含む): 133246830360

約数和(自身を除く): 69795958780

約数列:

[1, 2, 4, 5, 10, 20, 3172543579, 6345087158, 12690174316, 15862717895, 31725435790, 63450871580]

約数ペア:

[(1, 63450871580), (2, 31725435790), (4, 15862717895), (5, 12690174316), (10, 6345087158), (20, 3172543579)]