85385905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{809}}^1$

素因数の和:945

約数の個数: 32

約数和(自身を含む): 118972800

約数和(自身を除く): 33586895

約数列:

[1, 5, 11, 19, 55, 95, 101, 209, 505, 809, 1045, 1111, 1919, 4045, 5555, 8899, 9595, 15371, 21109, 44495, 76855, 81709, 105545, 169081, 408545, 845405, 898799, 1552471, 4493995, 7762355, 17077181, 85385905]

約数ペア:

[(1, 85385905), (5, 17077181), (11, 7762355), (19, 4493995), (55, 1552471), (95, 898799), (101, 845405), (209, 408545), (505, 169081), (809, 105545), (1045, 81709), (1111, 76855), (1919, 44495), (4045, 21109), (5555, 15371), (8899, 9595)]