25217968

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{10039}}^1$

素因数の和:10204

約数の個数: 20

約数和(自身を含む): 49175920

約数和(自身を除く): 23957952

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 10039, 20078, 40156, 80312, 160624, 1576123, 3152246, 6304492, 12608984, 25217968]

約数ペア:

[(1, 25217968), (2, 12608984), (4, 6304492), (8, 3152246), (16, 1576123), (157, 160624), (314, 80312), (628, 40156), (1256, 20078), (2512, 10039)]