80815090

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{171947}}^1$

素因数の和:172001

約数の個数: 16

約数和(自身を含む): 148563072

約数和(自身を除く): 67747982

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 171947, 343894, 859735, 1719470, 8081509, 16163018, 40407545, 80815090]

約数ペア:

[(1, 80815090), (2, 40407545), (5, 16163018), (10, 8081509), (47, 1719470), (94, 859735), (235, 343894), (470, 171947)]