30831047650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47432381}}^1$

素因数の和:47432406

約数の個数: 24

約数和(自身を含む): 61756961364

約数和(自身を除く): 30925913714

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 47432381, 94864762, 237161905, 474323810, 616620953, 1185809525, 1233241906, 2371619050, 3083104765, 6166209530, 15415523825, 30831047650]

約数ペア:

[(1, 30831047650), (2, 15415523825), (5, 6166209530), (10, 3083104765), (13, 2371619050), (25, 1233241906), (26, 1185809525), (50, 616620953), (65, 474323810), (130, 237161905), (325, 94864762), (650, 47432381)]