199904125

素因数分解:

$5^3\times {\mathrm{283}}^1\times {\mathrm{5651}}^1$

素因数の和:5949

約数の個数: 16

約数和(自身を含む): 250406208

約数和(自身を除く): 50502083

約数列:

[1, 5, 25, 125, 283, 1415, 5651, 7075, 28255, 35375, 141275, 706375, 1599233, 7996165, 39980825, 199904125]

約数ペア:

[(1, 199904125), (5, 39980825), (25, 7996165), (125, 1599233), (283, 706375), (1415, 141275), (5651, 35375), (7075, 28255)]