80861970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{385057}}^1$

素因数の和:385074

約数の個数: 32

約数和(自身を含む): 221793408

約数和(自身を除く): 140931438

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 385057, 770114, 1155171, 1925285, 2310342, 2695399, 3850570, 5390798, 5775855, 8086197, 11551710, 13476995, 16172394, 26953990, 40430985, 80861970]

約数ペア:

[(1, 80861970), (2, 40430985), (3, 26953990), (5, 16172394), (6, 13476995), (7, 11551710), (10, 8086197), (14, 5775855), (15, 5390798), (21, 3850570), (30, 2695399), (35, 2310342), (42, 1925285), (70, 1155171), (105, 770114), (210, 385057)]