54345980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4861}}^1$

素因数の和:4926

約数の個数: 48

約数和(自身を含む): 125789664

約数和(自身を除く): 71443684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 4861, 5590, 9722, 11180, 19444, 24305, 48610, 63193, 97220, 126386, 209023, 252772, 315965, 418046, 631930, 836092, 1045115, 1263860, 2090230, 2717299, 4180460, 5434598, 10869196, 13586495, 27172990, 54345980]

約数ペア:

[(1, 54345980), (2, 27172990), (4, 13586495), (5, 10869196), (10, 5434598), (13, 4180460), (20, 2717299), (26, 2090230), (43, 1263860), (52, 1045115), (65, 836092), (86, 631930), (130, 418046), (172, 315965), (215, 252772), (260, 209023), (430, 126386), (559, 97220), (860, 63193), (1118, 48610), (2236, 24305), (2795, 19444), (4861, 11180), (5590, 9722)]