214655825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{15583}}^1$

素因数の和:15641

約数の個数: 24

約数和(自身を含む): 289862400

約数和(自身を除く): 75206575

約数列:

[1, 5, 19, 25, 29, 95, 145, 475, 551, 725, 2755, 13775, 15583, 77915, 296077, 389575, 451907, 1480385, 2259535, 7401925, 8586233, 11297675, 42931165, 214655825]

約数ペア:

[(1, 214655825), (5, 42931165), (19, 11297675), (25, 8586233), (29, 7401925), (95, 2259535), (145, 1480385), (475, 451907), (551, 389575), (725, 296077), (2755, 77915), (13775, 15583)]