25554416

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{51521}}^1$

素因数の和:51560

約数の個数: 20

約数和(自身を含む): 51109824

約数和(自身を除く): 25555408

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 51521, 103042, 206084, 412168, 824336, 1597151, 3194302, 6388604, 12777208, 25554416]

約数ペア:

[(1, 25554416), (2, 12777208), (4, 6388604), (8, 3194302), (16, 1597151), (31, 824336), (62, 412168), (124, 206084), (248, 103042), (496, 51521)]