66680272

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{5101}}^1$

素因数の和:5171

約数の個数: 40

約数和(自身を含む): 139182560

約数和(自身を除く): 72502288

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 86, 152, 172, 304, 344, 688, 817, 1634, 3268, 5101, 6536, 10202, 13072, 20404, 40808, 81616, 96919, 193838, 219343, 387676, 438686, 775352, 877372, 1550704, 1754744, 3509488, 4167517, 8335034, 16670068, 33340136, 66680272]

約数ペア:

[(1, 66680272), (2, 33340136), (4, 16670068), (8, 8335034), (16, 4167517), (19, 3509488), (38, 1754744), (43, 1550704), (76, 877372), (86, 775352), (152, 438686), (172, 387676), (304, 219343), (344, 193838), (688, 96919), (817, 81616), (1634, 40808), (3268, 20404), (5101, 13072), (6536, 10202)]