83791280

素因数分解:

$2^4\times 5^1\times {\mathrm{1047391}}^1$

素因数の和:1047404

約数の個数: 20

約数和(自身を含む): 194814912

約数和(自身を除く): 111023632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1047391, 2094782, 4189564, 5236955, 8379128, 10473910, 16758256, 20947820, 41895640, 83791280]

約数ペア:

[(1, 83791280), (2, 41895640), (4, 20947820), (5, 16758256), (8, 10473910), (10, 8379128), (16, 5236955), (20, 4189564), (40, 2094782), (80, 1047391)]