123758960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{937}}^1$

素因数の和:1090

約数の個数: 80

約数和(自身を含む): 312646656

約数和(自身を除く): 188887696

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 127, 130, 208, 254, 260, 508, 520, 635, 937, 1016, 1040, 1270, 1651, 1874, 2032, 2540, 3302, 3748, 4685, 5080, 6604, 7496, 8255, 9370, 10160, 12181, 13208, 14992, 16510, 18740, 24362, 26416, 33020, 37480, 48724, 60905, 66040, 74960, 97448, 118999, 121810, 132080, 194896, 237998, 243620, 475996, 487240, 594995, 951992, 974480, 1189990, 1546987, 1903984, 2379980, 3093974, 4759960, 6187948, 7734935, 9519920, 12375896, 15469870, 24751792, 30939740, 61879480, 123758960]

約数ペア:

[(1, 123758960), (2, 61879480), (4, 30939740), (5, 24751792), (8, 15469870), (10, 12375896), (13, 9519920), (16, 7734935), (20, 6187948), (26, 4759960), (40, 3093974), (52, 2379980), (65, 1903984), (80, 1546987), (104, 1189990), (127, 974480), (130, 951992), (208, 594995), (254, 487240), (260, 475996), (508, 243620), (520, 237998), (635, 194896), (937, 132080), (1016, 121810), (1040, 118999), (1270, 97448), (1651, 74960), (1874, 66040), (2032, 60905), (2540, 48724), (3302, 37480), (3748, 33020), (4685, 26416), (5080, 24362), (6604, 18740), (7496, 16510), (8255, 14992), (9370, 13208), (10160, 12181)]