102807640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{937}}^1$

素因数の和:1172

約数の個数: 64

約数和(自身を含む): 250558560

約数和(自身を除く): 147750920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 211, 260, 422, 520, 844, 937, 1055, 1688, 1874, 2110, 2743, 3748, 4220, 4685, 5486, 7496, 8440, 9370, 10972, 12181, 13715, 18740, 21944, 24362, 27430, 37480, 48724, 54860, 60905, 97448, 109720, 121810, 197707, 243620, 395414, 487240, 790828, 988535, 1581656, 1977070, 2570191, 3954140, 5140382, 7908280, 10280764, 12850955, 20561528, 25701910, 51403820, 102807640]

約数ペア:

[(1, 102807640), (2, 51403820), (4, 25701910), (5, 20561528), (8, 12850955), (10, 10280764), (13, 7908280), (20, 5140382), (26, 3954140), (40, 2570191), (52, 1977070), (65, 1581656), (104, 988535), (130, 790828), (211, 487240), (260, 395414), (422, 243620), (520, 197707), (844, 121810), (937, 109720), (1055, 97448), (1688, 60905), (1874, 54860), (2110, 48724), (2743, 37480), (3748, 27430), (4220, 24362), (4685, 21944), (5486, 18740), (7496, 13715), (8440, 12181), (9370, 10972)]