5511251920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{8647}}^1$

素因数の和:8948

約数の個数: 80

約数和(自身を含む): 13280007168

約数和(自身を除く): 7768755248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 257, 310, 496, 514, 620, 1028, 1240, 1285, 2056, 2480, 2570, 4112, 5140, 7967, 8647, 10280, 15934, 17294, 20560, 31868, 34588, 39835, 43235, 63736, 69176, 79670, 86470, 127472, 138352, 159340, 172940, 268057, 318680, 345880, 536114, 637360, 691760, 1072228, 1340285, 2144456, 2222279, 2680570, 4288912, 4444558, 5361140, 8889116, 10722280, 11111395, 17778232, 21444560, 22222790, 35556464, 44445580, 68890649, 88891160, 137781298, 177782320, 275562596, 344453245, 551125192, 688906490, 1102250384, 1377812980, 2755625960, 5511251920]

約数ペア:

[(1, 5511251920), (2, 2755625960), (4, 1377812980), (5, 1102250384), (8, 688906490), (10, 551125192), (16, 344453245), (20, 275562596), (31, 177782320), (40, 137781298), (62, 88891160), (80, 68890649), (124, 44445580), (155, 35556464), (248, 22222790), (257, 21444560), (310, 17778232), (496, 11111395), (514, 10722280), (620, 8889116), (1028, 5361140), (1240, 4444558), (1285, 4288912), (2056, 2680570), (2480, 2222279), (2570, 2144456), (4112, 1340285), (5140, 1072228), (7967, 691760), (8647, 637360), (10280, 536114), (15934, 345880), (17294, 318680), (20560, 268057), (31868, 172940), (34588, 159340), (39835, 138352), (43235, 127472), (63736, 86470), (69176, 79670)]