51665260

素因数分解:

$2^2\times 5^1\times {\mathrm{1559}}^1\times {\mathrm{1657}}^1$

素因数の和:3225

約数の個数: 24

約数和(自身を含む): 108632160

約数和(自身を除く): 56966900

約数列:

[1, 2, 4, 5, 10, 20, 1559, 1657, 3118, 3314, 6236, 6628, 7795, 8285, 15590, 16570, 31180, 33140, 2583263, 5166526, 10333052, 12916315, 25832630, 51665260]

約数ペア:

[(1, 51665260), (2, 25832630), (4, 12916315), (5, 10333052), (10, 5166526), (20, 2583263), (1559, 33140), (1657, 31180), (3118, 16570), (3314, 15590), (6236, 8285), (6628, 7795)]