155250290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{70249}}^1$

素因数の和:70286

約数の個数: 32

約数和(自身を含む): 318654000

約数和(自身を除く): 163403710

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 70249, 140498, 351245, 702490, 913237, 1194233, 1826474, 2388466, 4566185, 5971165, 9132370, 11942330, 15525029, 31050058, 77625145, 155250290]

約数ペア:

[(1, 155250290), (2, 77625145), (5, 31050058), (10, 15525029), (13, 11942330), (17, 9132370), (26, 5971165), (34, 4566185), (65, 2388466), (85, 1826474), (130, 1194233), (170, 913237), (221, 702490), (442, 351245), (1105, 140498), (2210, 70249)]