42107650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{64781}}^1$

素因数の和:64806

約数の個数: 24

約数和(自身を含む): 84346164

約数和(自身を除く): 42238514

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 64781, 129562, 323905, 647810, 842153, 1619525, 1684306, 3239050, 4210765, 8421530, 21053825, 42107650]

約数ペア:

[(1, 42107650), (2, 21053825), (5, 8421530), (10, 4210765), (13, 3239050), (25, 1684306), (26, 1619525), (50, 842153), (65, 647810), (130, 323905), (325, 129562), (650, 64781)]