208077925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{10657}}^1$

素因数の和:10749

約数の個数: 24

約数和(自身を含む): 285463872

約数和(自身を除く): 77385947

約数列:

[1, 5, 11, 25, 55, 71, 275, 355, 781, 1775, 3905, 10657, 19525, 53285, 117227, 266425, 586135, 756647, 2930675, 3783235, 8323117, 18916175, 41615585, 208077925]

約数ペア:

[(1, 208077925), (5, 41615585), (11, 18916175), (25, 8323117), (55, 3783235), (71, 2930675), (275, 756647), (355, 586135), (781, 266425), (1775, 117227), (3905, 53285), (10657, 19525)]