80325080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{587}}^1$

素因数の和:920

約数の個数: 64

約数和(自身を含む): 198132480

約数和(自身を除く): 117807400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 311, 440, 587, 622, 1174, 1244, 1555, 2348, 2488, 2935, 3110, 3421, 4696, 5870, 6220, 6457, 6842, 11740, 12440, 12914, 13684, 17105, 23480, 25828, 27368, 32285, 34210, 51656, 64570, 68420, 129140, 136840, 182557, 258280, 365114, 730228, 912785, 1460456, 1825570, 2008127, 3651140, 4016254, 7302280, 8032508, 10040635, 16065016, 20081270, 40162540, 80325080]

約数ペア:

[(1, 80325080), (2, 40162540), (4, 20081270), (5, 16065016), (8, 10040635), (10, 8032508), (11, 7302280), (20, 4016254), (22, 3651140), (40, 2008127), (44, 1825570), (55, 1460456), (88, 912785), (110, 730228), (220, 365114), (311, 258280), (440, 182557), (587, 136840), (622, 129140), (1174, 68420), (1244, 64570), (1555, 51656), (2348, 34210), (2488, 32285), (2935, 27368), (3110, 25828), (3421, 23480), (4696, 17105), (5870, 13684), (6220, 12914), (6457, 12440), (6842, 11740)]