86905775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4451}}^1$

素因数の和:4543

約数の個数: 24

約数和(自身を含む): 119242368

約数和(自身を除く): 32336593

約数列:

[1, 5, 11, 25, 55, 71, 275, 355, 781, 1775, 3905, 4451, 19525, 22255, 48961, 111275, 244805, 316021, 1224025, 1580105, 3476231, 7900525, 17381155, 86905775]

約数ペア:

[(1, 86905775), (5, 17381155), (11, 7900525), (25, 3476231), (55, 1580105), (71, 1224025), (275, 316021), (355, 244805), (781, 111275), (1775, 48961), (3905, 22255), (4451, 19525)]