31638710

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1381}}^1$

素因数の和:1496

約数の個数: 32

約数和(自身を含む): 59702400

約数和(自身を除く): 28063690

約数列:

[1, 2, 5, 10, 29, 58, 79, 145, 158, 290, 395, 790, 1381, 2291, 2762, 4582, 6905, 11455, 13810, 22910, 40049, 80098, 109099, 200245, 218198, 400490, 545495, 1090990, 3163871, 6327742, 15819355, 31638710]

約数ペア:

[(1, 31638710), (2, 15819355), (5, 6327742), (10, 3163871), (29, 1090990), (58, 545495), (79, 400490), (145, 218198), (158, 200245), (290, 109099), (395, 80098), (790, 40049), (1381, 22910), (2291, 13810), (2762, 11455), (4582, 6905)]