81007165

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{7823}}^1$

素因数の和:7956

約数の個数: 16

約数和(自身を含む): 103276800

約数和(自身を除く): 22269635

約数列:

[1, 5, 19, 95, 109, 545, 2071, 7823, 10355, 39115, 148637, 743185, 852707, 4263535, 16201433, 81007165]

約数ペア:

[(1, 81007165), (5, 16201433), (19, 4263535), (95, 852707), (109, 743185), (545, 148637), (2071, 39115), (7823, 10355)]