70404140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{3907}}^1$

素因数の和:3986

約数の個数: 48

約数和(自身を含む): 159540192

約数和(自身を除く): 89136052

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 340, 530, 901, 1060, 1802, 3604, 3907, 4505, 7814, 9010, 15628, 18020, 19535, 39070, 66419, 78140, 132838, 207071, 265676, 332095, 414142, 664190, 828284, 1035355, 1328380, 2070710, 3520207, 4141420, 7040414, 14080828, 17601035, 35202070, 70404140]

約数ペア:

[(1, 70404140), (2, 35202070), (4, 17601035), (5, 14080828), (10, 7040414), (17, 4141420), (20, 3520207), (34, 2070710), (53, 1328380), (68, 1035355), (85, 828284), (106, 664190), (170, 414142), (212, 332095), (265, 265676), (340, 207071), (530, 132838), (901, 78140), (1060, 66419), (1802, 39070), (3604, 19535), (3907, 18020), (4505, 15628), (7814, 9010)]