551489290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{49639}}^1$

素因数の和:49758

約数の個数: 32

約数和(自身を含む): 1093668480

約数和(自身を除く): 542179190

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 505, 1010, 1111, 2222, 5555, 11110, 49639, 99278, 248195, 496390, 546029, 1092058, 2730145, 5013539, 5460290, 10027078, 25067695, 50135390, 55148929, 110297858, 275744645, 551489290]

約数ペア:

[(1, 551489290), (2, 275744645), (5, 110297858), (10, 55148929), (11, 50135390), (22, 25067695), (55, 10027078), (101, 5460290), (110, 5013539), (202, 2730145), (505, 1092058), (1010, 546029), (1111, 496390), (2222, 248195), (5555, 99278), (11110, 49639)]