87871060

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{659}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 189604800

約数和(自身を除く): 101733740

約数列:

[1, 2, 4, 5, 10, 20, 59, 113, 118, 226, 236, 295, 452, 565, 590, 659, 1130, 1180, 1318, 2260, 2636, 3295, 6590, 6667, 13180, 13334, 26668, 33335, 38881, 66670, 74467, 77762, 133340, 148934, 155524, 194405, 297868, 372335, 388810, 744670, 777620, 1489340, 4393553, 8787106, 17574212, 21967765, 43935530, 87871060]

約数ペア:

[(1, 87871060), (2, 43935530), (4, 21967765), (5, 17574212), (10, 8787106), (20, 4393553), (59, 1489340), (113, 777620), (118, 744670), (226, 388810), (236, 372335), (295, 297868), (452, 194405), (565, 155524), (590, 148934), (659, 133340), (1130, 77762), (1180, 74467), (1318, 66670), (2260, 38881), (2636, 33335), (3295, 26668), (6590, 13334), (6667, 13180)]