82207280

素因数分解:

$2^4\times 5^1\times {\mathrm{1027591}}^1$

素因数の和:1027604

約数の個数: 20

約数和(自身を含む): 191132112

約数和(自身を除く): 108924832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1027591, 2055182, 4110364, 5137955, 8220728, 10275910, 16441456, 20551820, 41103640, 82207280]

約数ペア:

[(1, 82207280), (2, 41103640), (4, 20551820), (5, 16441456), (8, 10275910), (10, 8220728), (16, 5137955), (20, 4110364), (40, 2055182), (80, 1027591)]