85687580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{8287}}^1$

素因数の和:8354

約数の個数: 48

約数和(自身を含む): 200503296

約数和(自身を除く): 114815716

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 8287, 10340, 16574, 33148, 41435, 82870, 91157, 165740, 182314, 364628, 389489, 455785, 778978, 911570, 1557956, 1823140, 1947445, 3894890, 4284379, 7789780, 8568758, 17137516, 21421895, 42843790, 85687580]

約数ペア:

[(1, 85687580), (2, 42843790), (4, 21421895), (5, 17137516), (10, 8568758), (11, 7789780), (20, 4284379), (22, 3894890), (44, 1947445), (47, 1823140), (55, 1557956), (94, 911570), (110, 778978), (188, 455785), (220, 389489), (235, 364628), (470, 182314), (517, 165740), (940, 91157), (1034, 82870), (2068, 41435), (2585, 33148), (5170, 16574), (8287, 10340)]