28305458900

素因数分解:

$2^2\times 5^2\times {\mathrm{557}}^1\times {\mathrm{613}}^1\times {\mathrm{829}}^1$

素因数の和:2013

約数の個数: 72

約数和(自身を含む): 61707847320

約数和(自身を除く): 33402388420

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 557, 613, 829, 1114, 1226, 1658, 2228, 2452, 2785, 3065, 3316, 4145, 5570, 6130, 8290, 11140, 12260, 13925, 15325, 16580, 20725, 27850, 30650, 41450, 55700, 61300, 82900, 341441, 461753, 508177, 682882, 923506, 1016354, 1365764, 1707205, 1847012, 2032708, 2308765, 2540885, 3414410, 4617530, 5081770, 6828820, 8536025, 9235060, 10163540, 11543825, 12704425, 17072050, 23087650, 25408850, 34144100, 46175300, 50817700, 283054589, 566109178, 1132218356, 1415272945, 2830545890, 5661091780, 7076364725, 14152729450, 28305458900]

約数ペア:

[(1, 28305458900), (2, 14152729450), (4, 7076364725), (5, 5661091780), (10, 2830545890), (20, 1415272945), (25, 1132218356), (50, 566109178), (100, 283054589), (557, 50817700), (613, 46175300), (829, 34144100), (1114, 25408850), (1226, 23087650), (1658, 17072050), (2228, 12704425), (2452, 11543825), (2785, 10163540), (3065, 9235060), (3316, 8536025), (4145, 6828820), (5570, 5081770), (6130, 4617530), (8290, 3414410), (11140, 2540885), (12260, 2308765), (13925, 2032708), (15325, 1847012), (16580, 1707205), (20725, 1365764), (27850, 1016354), (30650, 923506), (41450, 682882), (55700, 508177), (61300, 461753), (82900, 341441)]