8001985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2003}}^1$

素因数の和:2072

約数の個数: 16

約数和(自身を含む): 10388736

約数和(自身を除く): 2386751

約数列:

[1, 5, 17, 47, 85, 235, 799, 2003, 3995, 10015, 34051, 94141, 170255, 470705, 1600397, 8001985]

約数ペア:

[(1, 8001985), (5, 1600397), (17, 470705), (47, 170255), (85, 94141), (235, 34051), (799, 10015), (2003, 3995)]