56751280

素因数分解:

$2^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{2281}}^1$

素因数の和:2605

約数の個数: 40

約数和(自身を含む): 132429024

約数和(自身を除く): 75677744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 311, 622, 1244, 1555, 2281, 2488, 3110, 4562, 4976, 6220, 9124, 11405, 12440, 18248, 22810, 24880, 36496, 45620, 91240, 182480, 709391, 1418782, 2837564, 3546955, 5675128, 7093910, 11350256, 14187820, 28375640, 56751280]

約数ペア:

[(1, 56751280), (2, 28375640), (4, 14187820), (5, 11350256), (8, 7093910), (10, 5675128), (16, 3546955), (20, 2837564), (40, 1418782), (80, 709391), (311, 182480), (622, 91240), (1244, 45620), (1555, 36496), (2281, 24880), (2488, 22810), (3110, 18248), (4562, 12440), (4976, 11405), (6220, 9124)]