78313985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{19603}}^1$

素因数の和:19672

約数の個数: 16

約数和(自身を含む): 101627136

約数和(自身を除く): 23313151

約数列:

[1, 5, 17, 47, 85, 235, 799, 3995, 19603, 98015, 333251, 921341, 1666255, 4606705, 15662797, 78313985]

約数ペア:

[(1, 78313985), (5, 15662797), (17, 4606705), (47, 1666255), (85, 921341), (235, 333251), (799, 98015), (3995, 19603)]