199865797925

素因数分解:

$5^2\times {\mathrm{389}}^1\times {\mathrm{2027}}^1\times {\mathrm{10139}}^1$

素因数の和:12565

約数の個数: 24

約数和(自身を含む): 248617792800

約数和(自身を除く): 48751994875

約数列:

[1, 5, 25, 389, 1945, 2027, 9725, 10135, 10139, 50675, 50695, 253475, 788503, 3942515, 3944071, 19712575, 19720355, 20551753, 98601775, 102758765, 513793825, 7994631917, 39973159585, 199865797925]

約数ペア:

[(1, 199865797925), (5, 39973159585), (25, 7994631917), (389, 513793825), (1945, 102758765), (2027, 98601775), (9725, 20551753), (10135, 19720355), (10139, 19712575), (50675, 3944071), (50695, 3942515), (253475, 788503)]