71635472

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3863}}^1$

素因数の和:3951

約数の個数: 40

約数和(自身を含む): 148532160

約数和(自身を除く): 76896688

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 122, 152, 244, 304, 488, 976, 1159, 2318, 3863, 4636, 7726, 9272, 15452, 18544, 30904, 61808, 73397, 146794, 235643, 293588, 471286, 587176, 942572, 1174352, 1885144, 3770288, 4477217, 8954434, 17908868, 35817736, 71635472]

約数ペア:

[(1, 71635472), (2, 35817736), (4, 17908868), (8, 8954434), (16, 4477217), (19, 3770288), (38, 1885144), (61, 1174352), (76, 942572), (122, 587176), (152, 471286), (244, 293588), (304, 235643), (488, 146794), (976, 73397), (1159, 61808), (2318, 30904), (3863, 18544), (4636, 15452), (7726, 9272)]