664821490

素因数分解:

$2^1\times 5^1\times {\mathrm{1499}}^1\times {\mathrm{44351}}^1$

素因数の和:45857

約数の個数: 16

約数和(自身を含む): 1197504000

約数和(自身を除く): 532682510

約数列:

[1, 2, 5, 10, 1499, 2998, 7495, 14990, 44351, 88702, 221755, 443510, 66482149, 132964298, 332410745, 664821490]

約数ペア:

[(1, 664821490), (2, 332410745), (5, 132964298), (10, 66482149), (1499, 443510), (2998, 221755), (7495, 88702), (14990, 44351)]