61607980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{4357}}^1$

素因数の和:4474

約数の個数: 48

約数和(自身を含む): 149357376

約数和(自身を除く): 87749396

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, 4357, 7070, 8714, 14140, 17428, 21785, 30499, 43570, 60998, 87140, 121996, 152495, 304990, 440057, 609980, 880114, 1760228, 2200285, 3080399, 4400570, 6160798, 8801140, 12321596, 15401995, 30803990, 61607980]

約数ペア:

[(1, 61607980), (2, 30803990), (4, 15401995), (5, 12321596), (7, 8801140), (10, 6160798), (14, 4400570), (20, 3080399), (28, 2200285), (35, 1760228), (70, 880114), (101, 609980), (140, 440057), (202, 304990), (404, 152495), (505, 121996), (707, 87140), (1010, 60998), (1414, 43570), (2020, 30499), (2828, 21785), (3535, 17428), (4357, 14140), (7070, 8714)]