82714820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1499}}^1$

素因数の和:1628

約数の個数: 48

約数和(自身を含む): 181440000

約数和(自身を除く): 98725180

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 89, 124, 155, 178, 310, 356, 445, 620, 890, 1499, 1780, 2759, 2998, 5518, 5996, 7495, 11036, 13795, 14990, 27590, 29980, 46469, 55180, 92938, 133411, 185876, 232345, 266822, 464690, 533644, 667055, 929380, 1334110, 2668220, 4135741, 8271482, 16542964, 20678705, 41357410, 82714820]

約数ペア:

[(1, 82714820), (2, 41357410), (4, 20678705), (5, 16542964), (10, 8271482), (20, 4135741), (31, 2668220), (62, 1334110), (89, 929380), (124, 667055), (155, 533644), (178, 464690), (310, 266822), (356, 232345), (445, 185876), (620, 133411), (890, 92938), (1499, 55180), (1780, 46469), (2759, 29980), (2998, 27590), (5518, 14990), (5996, 13795), (7495, 11036)]