68156938090

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1481}}^1\times {\mathrm{42221}}^1$

素因数の和:43818

約数の個数: 32

約数和(自身を含む): 123894547920

約数和(自身を除く): 55737609830

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 1481, 2962, 7405, 14810, 42221, 84442, 161429, 211105, 322858, 422210, 807145, 1614290, 4602089, 9204178, 23010445, 46020890, 62529301, 125058602, 312646505, 625293010, 6815693809, 13631387618, 34078469045, 68156938090]

約数ペア:

[(1, 68156938090), (2, 34078469045), (5, 13631387618), (10, 6815693809), (109, 625293010), (218, 312646505), (545, 125058602), (1090, 62529301), (1481, 46020890), (2962, 23010445), (7405, 9204178), (14810, 4602089), (42221, 1614290), (84442, 807145), (161429, 422210), (211105, 322858)]