51457640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5821}}^1$

素因数の和:5862

約数の個数: 64

約数和(自身を含む): 132042960

約数和(自身を除く): 80585320

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 5821, 8840, 11642, 23284, 29105, 46568, 58210, 75673, 98957, 116420, 151346, 197914, 232840, 302692, 378365, 395828, 494785, 605384, 756730, 791656, 989570, 1286441, 1513460, 1979140, 2572882, 3026920, 3958280, 5145764, 6432205, 10291528, 12864410, 25728820, 51457640]

約数ペア:

[(1, 51457640), (2, 25728820), (4, 12864410), (5, 10291528), (8, 6432205), (10, 5145764), (13, 3958280), (17, 3026920), (20, 2572882), (26, 1979140), (34, 1513460), (40, 1286441), (52, 989570), (65, 791656), (68, 756730), (85, 605384), (104, 494785), (130, 395828), (136, 378365), (170, 302692), (221, 232840), (260, 197914), (340, 151346), (442, 116420), (520, 98957), (680, 75673), (884, 58210), (1105, 46568), (1768, 29105), (2210, 23284), (4420, 11642), (5821, 8840)]