78826885

素因数分解:

$5^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1\times {\mathrm{349}}^1$

素因数の和:780

約数の個数: 16

約数和(自身を含む): 95760000

約数和(自身を除く): 16933115

約数列:

[1, 5, 199, 227, 349, 995, 1135, 1745, 45173, 69451, 79223, 225865, 347255, 396115, 15765377, 78826885]

約数ペア:

[(1, 78826885), (5, 15765377), (199, 396115), (227, 347255), (349, 225865), (995, 79223), (1135, 69451), (1745, 45173)]