25643020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{98627}}^1$

素因数の和:98649

約数の個数: 24

約数和(自身を含む): 57993264

約数和(自身を除く): 32350244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 98627, 197254, 394508, 493135, 986270, 1282151, 1972540, 2564302, 5128604, 6410755, 12821510, 25643020]

約数ペア:

[(1, 25643020), (2, 12821510), (4, 6410755), (5, 5128604), (10, 2564302), (13, 1972540), (20, 1282151), (26, 986270), (52, 493135), (65, 394508), (130, 197254), (260, 98627)]