2831125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:126

約数の個数: 32

約数和(自身を含む): 4043520

約数和(自身を除く): 1212395

約数列:

[1, 5, 11, 25, 29, 55, 71, 125, 145, 275, 319, 355, 725, 781, 1375, 1595, 1775, 2059, 3625, 3905, 7975, 8875, 10295, 19525, 22649, 39875, 51475, 97625, 113245, 257375, 566225, 2831125]

約数ペア:

[(1, 2831125), (5, 566225), (11, 257375), (25, 113245), (29, 97625), (55, 51475), (71, 39875), (125, 22649), (145, 19525), (275, 10295), (319, 8875), (355, 7975), (725, 3905), (781, 3625), (1375, 2059), (1595, 1775)]