91411120

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{26573}}^1$

素因数の和:26629

約数の個数: 40

約数和(自身を含む): 217481616

約数和(自身を除く): 126070496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 26573, 53146, 106292, 132865, 212584, 265730, 425168, 531460, 1062920, 1142639, 2125840, 2285278, 4570556, 5713195, 9141112, 11426390, 18282224, 22852780, 45705560, 91411120]

約数ペア:

[(1, 91411120), (2, 45705560), (4, 22852780), (5, 18282224), (8, 11426390), (10, 9141112), (16, 5713195), (20, 4570556), (40, 2285278), (43, 2125840), (80, 1142639), (86, 1062920), (172, 531460), (215, 425168), (344, 265730), (430, 212584), (688, 132865), (860, 106292), (1720, 53146), (3440, 26573)]