80943860

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{55441}}^1$

素因数の和:55523

約数の個数: 24

約数和(自身を含む): 172313736

約数和(自身を除く): 91369876

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 55441, 110882, 221764, 277205, 554410, 1108820, 4047193, 8094386, 16188772, 20235965, 40471930, 80943860]

約数ペア:

[(1, 80943860), (2, 40471930), (4, 20235965), (5, 16188772), (10, 8094386), (20, 4047193), (73, 1108820), (146, 554410), (292, 277205), (365, 221764), (730, 110882), (1460, 55441)]