2565015550

素因数分解:

$2^1\times 5^2\times {\mathrm{51300311}}^1$

素因数の和:51300323

約数の個数: 12

約数和(自身を含む): 4770929016

約数和(自身を除く): 2205913466

約数列:

[1, 2, 5, 10, 25, 50, 51300311, 102600622, 256501555, 513003110, 1282507775, 2565015550]

約数ペア:

[(1, 2565015550), (2, 1282507775), (5, 513003110), (10, 256501555), (25, 102600622), (50, 51300311)]