72120490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{2381}}^1$

素因数の和:2634

約数の個数: 32

約数和(自身を含む): 140461776

約数和(自身を除く): 68341286

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 233, 466, 1165, 2330, 2381, 3029, 4762, 6058, 11905, 15145, 23810, 30290, 30953, 61906, 154765, 309530, 554773, 1109546, 2773865, 5547730, 7212049, 14424098, 36060245, 72120490]

約数ペア:

[(1, 72120490), (2, 36060245), (5, 14424098), (10, 7212049), (13, 5547730), (26, 2773865), (65, 1109546), (130, 554773), (233, 309530), (466, 154765), (1165, 61906), (2330, 30953), (2381, 30290), (3029, 23810), (4762, 15145), (6058, 11905)]