78671665

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{4651}}^1$

素因数の和:4872

約数の個数: 16

約数和(自身を含む): 100483200

約数和(自身を除く): 21811535

約数列:

[1, 5, 17, 85, 199, 995, 3383, 4651, 16915, 23255, 79067, 395335, 925549, 4627745, 15734333, 78671665]

約数ペア:

[(1, 78671665), (5, 15734333), (17, 4627745), (85, 925549), (199, 395335), (995, 79067), (3383, 23255), (4651, 16915)]