80087880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21529}}^1$

素因数の和:21574

約数の個数: 64

約数和(自身を含む): 248025600

約数和(自身を除く): 167937720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 21529, 43058, 64587, 86116, 107645, 129174, 172232, 215290, 258348, 322935, 430580, 516696, 645870, 667399, 861160, 1291740, 1334798, 2002197, 2583480, 2669596, 3336995, 4004394, 5339192, 6673990, 8008788, 10010985, 13347980, 16017576, 20021970, 26695960, 40043940, 80087880]

約数ペア:

[(1, 80087880), (2, 40043940), (3, 26695960), (4, 20021970), (5, 16017576), (6, 13347980), (8, 10010985), (10, 8008788), (12, 6673990), (15, 5339192), (20, 4004394), (24, 3336995), (30, 2669596), (31, 2583480), (40, 2002197), (60, 1334798), (62, 1291740), (93, 861160), (120, 667399), (124, 645870), (155, 516696), (186, 430580), (248, 322935), (310, 258348), (372, 215290), (465, 172232), (620, 129174), (744, 107645), (930, 86116), (1240, 64587), (1860, 43058), (3720, 21529)]