52640080

素因数分解:

$2^4\times 5^1\times {\mathrm{658001}}^1$

素因数の和:658014

約数の個数: 20

約数和(自身を含む): 122388372

約数和(自身を除く): 69748292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 658001, 1316002, 2632004, 3290005, 5264008, 6580010, 10528016, 13160020, 26320040, 52640080]

約数ペア:

[(1, 52640080), (2, 26320040), (4, 13160020), (5, 10528016), (8, 6580010), (10, 5264008), (16, 3290005), (20, 2632004), (40, 1316002), (80, 658001)]