91217140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{6451}}^1$

素因数の和:6568

約数の個数: 48

約数和(自身を含む): 221122944

約数和(自身を除く): 129905804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 6451, 7070, 12902, 14140, 25804, 32255, 45157, 64510, 90314, 129020, 180628, 225785, 451570, 651551, 903140, 1303102, 2606204, 3257755, 4560857, 6515510, 9121714, 13031020, 18243428, 22804285, 45608570, 91217140]

約数ペア:

[(1, 91217140), (2, 45608570), (4, 22804285), (5, 18243428), (7, 13031020), (10, 9121714), (14, 6515510), (20, 4560857), (28, 3257755), (35, 2606204), (70, 1303102), (101, 903140), (140, 651551), (202, 451570), (404, 225785), (505, 180628), (707, 129020), (1010, 90314), (1414, 64510), (2020, 45157), (2828, 32255), (3535, 25804), (6451, 14140), (7070, 12902)]