1900171375

素因数分解:

$5^3\times {\mathrm{131}}^1\times {\mathrm{116041}}^1$

素因数の和:116187

約数の個数: 16

約数和(自身を含む): 2389536864

約数和(自身を除く): 489365489

約数列:

[1, 5, 25, 125, 131, 655, 3275, 16375, 116041, 580205, 2901025, 14505125, 15201371, 76006855, 380034275, 1900171375]

約数ペア:

[(1, 1900171375), (5, 380034275), (25, 76006855), (125, 15201371), (131, 14505125), (655, 2901025), (3275, 580205), (16375, 116041)]