25409120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14437}}^1$

素因数の和:14463

約数の個数: 48

約数和(自身を含む): 65490768

約数和(自身を除く): 40081648

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 14437, 28874, 57748, 72185, 115496, 144370, 158807, 230992, 288740, 317614, 461984, 577480, 635228, 794035, 1154960, 1270456, 1588070, 2309920, 2540912, 3176140, 5081824, 6352280, 12704560, 25409120]

約数ペア:

[(1, 25409120), (2, 12704560), (4, 6352280), (5, 5081824), (8, 3176140), (10, 2540912), (11, 2309920), (16, 1588070), (20, 1270456), (22, 1154960), (32, 794035), (40, 635228), (44, 577480), (55, 461984), (80, 317614), (88, 288740), (110, 230992), (160, 158807), (176, 144370), (220, 115496), (352, 72185), (440, 57748), (880, 28874), (1760, 14437)]