71219380

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{31513}}^1$

素因数の和:31635

約数の個数: 24

約数和(自身を含む): 150889032

約数和(自身を除く): 79669652

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 31513, 63026, 126052, 157565, 315130, 630260, 3560969, 7121938, 14243876, 17804845, 35609690, 71219380]

約数ペア:

[(1, 71219380), (2, 35609690), (4, 17804845), (5, 14243876), (10, 7121938), (20, 3560969), (113, 630260), (226, 315130), (452, 157565), (565, 126052), (1130, 63026), (2260, 31513)]