520912090040

素因数分解:

$2^3\times 5^1\times {\mathrm{13022802251}}^1$

素因数の和:13022802262

約数の個数: 16

約数和(自身を含む): 1172052202680

約数和(自身を除く): 651140112640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 13022802251, 26045604502, 52091209004, 65114011255, 104182418008, 130228022510, 260456045020, 520912090040]

約数ペア:

[(1, 520912090040), (2, 260456045020), (4, 130228022510), (5, 104182418008), (8, 65114011255), (10, 52091209004), (20, 26045604502), (40, 13022802251)]