78130175

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{44017}}^1$

素因数の和:44098

約数の個数: 12

約数和(自身を含む): 98248176

約数和(自身を除く): 20118001

約数列:

[1, 5, 25, 71, 355, 1775, 44017, 220085, 1100425, 3125207, 15626035, 78130175]

約数ペア:

[(1, 78130175), (5, 15626035), (25, 3125207), (71, 1100425), (355, 220085), (1775, 44017)]