51286040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{98627}}^1$

素因数の和:98651

約数の個数: 32

約数和(自身を含む): 124271280

約数和(自身を除く): 72985240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 98627, 197254, 394508, 493135, 789016, 986270, 1282151, 1972540, 2564302, 3945080, 5128604, 6410755, 10257208, 12821510, 25643020, 51286040]

約数ペア:

[(1, 51286040), (2, 25643020), (4, 12821510), (5, 10257208), (8, 6410755), (10, 5128604), (13, 3945080), (20, 2564302), (26, 1972540), (40, 1282151), (52, 986270), (65, 789016), (104, 493135), (130, 394508), (260, 197254), (520, 98627)]