124865780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{7873}}^1$

素因数の和:7956

約数の個数: 48

約数和(自身を含む): 287054544

約数和(自身を除く): 162188764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 7873, 7930, 15746, 15860, 31492, 39365, 78730, 102349, 157460, 204698, 409396, 480253, 511745, 960506, 1023490, 1921012, 2046980, 2401265, 4802530, 6243289, 9605060, 12486578, 24973156, 31216445, 62432890, 124865780]

約数ペア:

[(1, 124865780), (2, 62432890), (4, 31216445), (5, 24973156), (10, 12486578), (13, 9605060), (20, 6243289), (26, 4802530), (52, 2401265), (61, 2046980), (65, 1921012), (122, 1023490), (130, 960506), (244, 511745), (260, 480253), (305, 409396), (610, 204698), (793, 157460), (1220, 102349), (1586, 78730), (3172, 39365), (3965, 31492), (7873, 15860), (7930, 15746)]