25387216

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{463}}^1$

素因数の和:643

約数の個数: 40

約数和(自身を含む): 51782400

約数和(自身を除く): 26395184

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 149, 184, 298, 368, 463, 596, 926, 1192, 1852, 2384, 3427, 3704, 6854, 7408, 10649, 13708, 21298, 27416, 42596, 54832, 68987, 85192, 137974, 170384, 275948, 551896, 1103792, 1586701, 3173402, 6346804, 12693608, 25387216]

約数ペア:

[(1, 25387216), (2, 12693608), (4, 6346804), (8, 3173402), (16, 1586701), (23, 1103792), (46, 551896), (92, 275948), (149, 170384), (184, 137974), (298, 85192), (368, 68987), (463, 54832), (596, 42596), (926, 27416), (1192, 21298), (1852, 13708), (2384, 10649), (3427, 7408), (3704, 6854)]