645175701505

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{3191}}^1\times {\mathrm{308681}}^1$

素因数の和:312008

約数の個数: 16

約数和(自身を含む): 780367851648

約数和(自身を除く): 135192150143

約数列:

[1, 5, 131, 655, 3191, 15955, 308681, 418021, 1543405, 2090105, 40437211, 202186055, 985001071, 4925005355, 129035140301, 645175701505]

約数ペア:

[(1, 645175701505), (5, 129035140301), (131, 4925005355), (655, 985001071), (3191, 202186055), (15955, 40437211), (308681, 2090105), (418021, 1543405)]