88788820

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{8521}}^1$

素因数の和:9051

約数の個数: 24

約数和(自身を含む): 186836328

約数和(自身を除く): 98047508

約数列:

[1, 2, 4, 5, 10, 20, 521, 1042, 2084, 2605, 5210, 8521, 10420, 17042, 34084, 42605, 85210, 170420, 4439441, 8878882, 17757764, 22197205, 44394410, 88788820]

約数ペア:

[(1, 88788820), (2, 44394410), (4, 22197205), (5, 17757764), (10, 8878882), (20, 4439441), (521, 170420), (1042, 85210), (2084, 42605), (2605, 34084), (5210, 17042), (8521, 10420)]