128336510

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1901}}^1$

素因数の和:2108

約数の個数: 32

約数和(自身を含む): 238008672

約数和(自身を除く): 109672162

約数列:

[1, 2, 5, 10, 43, 86, 157, 215, 314, 430, 785, 1570, 1901, 3802, 6751, 9505, 13502, 19010, 33755, 67510, 81743, 163486, 298457, 408715, 596914, 817430, 1492285, 2984570, 12833651, 25667302, 64168255, 128336510]

約数ペア:

[(1, 128336510), (2, 64168255), (5, 25667302), (10, 12833651), (43, 2984570), (86, 1492285), (157, 817430), (215, 596914), (314, 408715), (430, 298457), (785, 163486), (1570, 81743), (1901, 67510), (3802, 33755), (6751, 19010), (9505, 13502)]