73664440

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{13249}}^1$

素因数の和:13399

約数の個数: 32

約数和(自身を含む): 166950000

約数和(自身を除く): 93285560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 13249, 26498, 52996, 66245, 105992, 132490, 264980, 529960, 1841611, 3683222, 7366444, 9208055, 14732888, 18416110, 36832220, 73664440]

約数ペア:

[(1, 73664440), (2, 36832220), (4, 18416110), (5, 14732888), (8, 9208055), (10, 7366444), (20, 3683222), (40, 1841611), (139, 529960), (278, 264980), (556, 132490), (695, 105992), (1112, 66245), (1390, 52996), (2780, 26498), (5560, 13249)]