258107975

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{1789}}^1$

素因数の和:2027

約数の個数: 24

約数和(自身を含む): 332940000

約数和(自身を除く): 74832025

約数列:

[1, 5, 25, 29, 145, 199, 725, 995, 1789, 4975, 5771, 8945, 28855, 44725, 51881, 144275, 259405, 356011, 1297025, 1780055, 8900275, 10324319, 51621595, 258107975]

約数ペア:

[(1, 258107975), (5, 51621595), (25, 10324319), (29, 8900275), (145, 1780055), (199, 1297025), (725, 356011), (995, 259405), (1789, 144275), (4975, 51881), (5771, 44725), (8945, 28855)]