81316310

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{153427}}^1$

素因数の和:153487

約数の個数: 16

約数和(自身を含む): 149132016

約数和(自身を除く): 67815706

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 153427, 306854, 767135, 1534270, 8131631, 16263262, 40658155, 81316310]

約数ペア:

[(1, 81316310), (2, 40658155), (5, 16263262), (10, 8131631), (53, 1534270), (106, 767135), (265, 306854), (530, 153427)]