278364009040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{267657701}}^1$

素因数の和:267657727

約数の個数: 40

約数和(自身を含む): 696980656008

約数和(自身を除く): 418616646968

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 267657701, 535315402, 1070630804, 1338288505, 2141261608, 2676577010, 3479550113, 4282523216, 5353154020, 6959100226, 10706308040, 13918200452, 17397750565, 21412616080, 27836400904, 34795501130, 55672801808, 69591002260, 139182004520, 278364009040]

約数ペア:

[(1, 278364009040), (2, 139182004520), (4, 69591002260), (5, 55672801808), (8, 34795501130), (10, 27836400904), (13, 21412616080), (16, 17397750565), (20, 13918200452), (26, 10706308040), (40, 6959100226), (52, 5353154020), (65, 4282523216), (80, 3479550113), (104, 2676577010), (130, 2141261608), (208, 1338288505), (260, 1070630804), (520, 535315402), (1040, 267657701)]