155223770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{70237}}^1$

素因数の和:70274

約数の個数: 32

約数和(自身を含む): 318599568

約数和(自身を除く): 163375798

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 70237, 140474, 351185, 702370, 913081, 1194029, 1826162, 2388058, 4565405, 5970145, 9130810, 11940290, 15522377, 31044754, 77611885, 155223770]

約数ペア:

[(1, 155223770), (2, 77611885), (5, 31044754), (10, 15522377), (13, 11940290), (17, 9130810), (26, 5970145), (34, 4565405), (65, 2388058), (85, 1826162), (130, 1194029), (170, 913081), (221, 702370), (442, 351185), (1105, 140474), (2210, 70237)]