80993008

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{47309}}^1$

素因数の和:47424

約数の個数: 20

約数和(自身を含む): 158393880

約数和(自身を除く): 77400872

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 47309, 94618, 189236, 378472, 756944, 5062063, 10124126, 20248252, 40496504, 80993008]

約数ペア:

[(1, 80993008), (2, 40496504), (4, 20248252), (8, 10124126), (16, 5062063), (107, 756944), (214, 378472), (428, 189236), (856, 94618), (1712, 47309)]