90810775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4651}}^1$

素因数の和:4743

約数の個数: 24

約数和(自身を含む): 124599168

約数和(自身を除く): 33788393

約数列:

[1, 5, 11, 25, 55, 71, 275, 355, 781, 1775, 3905, 4651, 19525, 23255, 51161, 116275, 255805, 330221, 1279025, 1651105, 3632431, 8255525, 18162155, 90810775]

約数ペア:

[(1, 90810775), (5, 18162155), (11, 8255525), (25, 3632431), (55, 1651105), (71, 1279025), (275, 330221), (355, 255805), (781, 116275), (1775, 51161), (3905, 23255), (4651, 19525)]