91801820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{14389}}^1$

素因数の和:14438

約数の個数: 48

約数和(自身を含む): 217576800

約数和(自身を除く): 125774980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 14389, 28778, 57556, 71945, 143890, 158279, 287780, 316558, 417281, 633116, 791395, 834562, 1582790, 1669124, 2086405, 3165580, 4172810, 4590091, 8345620, 9180182, 18360364, 22950455, 45900910, 91801820]

約数ペア:

[(1, 91801820), (2, 45900910), (4, 22950455), (5, 18360364), (10, 9180182), (11, 8345620), (20, 4590091), (22, 4172810), (29, 3165580), (44, 2086405), (55, 1669124), (58, 1582790), (110, 834562), (116, 791395), (145, 633116), (220, 417281), (290, 316558), (319, 287780), (580, 158279), (638, 143890), (1276, 71945), (1595, 57556), (3190, 28778), (6380, 14389)]