80001450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{1279}}^1$

素因数の和:1436

約数の個数: 72

約数和(自身を含む): 216652800

約数和(自身を除く): 136651350

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 139, 150, 225, 278, 417, 450, 695, 834, 1251, 1279, 1390, 2085, 2502, 2558, 3475, 3837, 4170, 6255, 6395, 6950, 7674, 10425, 11511, 12510, 12790, 19185, 20850, 23022, 31275, 31975, 38370, 57555, 62550, 63950, 95925, 115110, 177781, 191850, 287775, 355562, 533343, 575550, 888905, 1066686, 1600029, 1777810, 2666715, 3200058, 4444525, 5333430, 8000145, 8889050, 13333575, 16000290, 26667150, 40000725, 80001450]

約数ペア:

[(1, 80001450), (2, 40000725), (3, 26667150), (5, 16000290), (6, 13333575), (9, 8889050), (10, 8000145), (15, 5333430), (18, 4444525), (25, 3200058), (30, 2666715), (45, 1777810), (50, 1600029), (75, 1066686), (90, 888905), (139, 575550), (150, 533343), (225, 355562), (278, 287775), (417, 191850), (450, 177781), (695, 115110), (834, 95925), (1251, 63950), (1279, 62550), (1390, 57555), (2085, 38370), (2502, 31975), (2558, 31275), (3475, 23022), (3837, 20850), (4170, 19185), (6255, 12790), (6395, 12510), (6950, 11511), (7674, 10425)]