80257805

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{6449}}^1$

素因数の和:6604

約数の個数: 16

約数和(自身を含む): 102168000

約数和(自身を除く): 21910195

約数列:

[1, 5, 19, 95, 131, 655, 2489, 6449, 12445, 32245, 122531, 612655, 844819, 4224095, 16051561, 80257805]

約数ペア:

[(1, 80257805), (5, 16051561), (19, 4224095), (95, 844819), (131, 612655), (655, 122531), (2489, 32245), (6449, 12445)]