85998860

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{81131}}^1$

素因数の和:81193

約数の個数: 24

約数和(自身を含む): 184007376

約数和(自身を除く): 98008516

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 81131, 162262, 324524, 405655, 811310, 1622620, 4299943, 8599886, 17199772, 21499715, 42999430, 85998860]

約数ペア:

[(1, 85998860), (2, 42999430), (4, 21499715), (5, 17199772), (10, 8599886), (20, 4299943), (53, 1622620), (106, 811310), (212, 405655), (265, 324524), (530, 162262), (1060, 81131)]