82605680

素因数分解:

$2^4\times 5^1\times {\mathrm{1032571}}^1$

素因数の和:1032584

約数の個数: 20

約数和(自身を含む): 192058392

約数和(自身を除く): 109452712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1032571, 2065142, 4130284, 5162855, 8260568, 10325710, 16521136, 20651420, 41302840, 82605680]

約数ペア:

[(1, 82605680), (2, 41302840), (4, 20651420), (5, 16521136), (8, 10325710), (10, 8260568), (16, 5162855), (20, 4130284), (40, 2065142), (80, 1032571)]