398074475

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{3697}}^1$

素因数の和:3839

約数の個数: 24

約数和(自身を含む): 508992720

約数和(自身を除く): 110918245

約数列:

[1, 5, 25, 59, 73, 295, 365, 1475, 1825, 3697, 4307, 18485, 21535, 92425, 107675, 218123, 269881, 1090615, 1349405, 5453075, 6747025, 15922979, 79614895, 398074475]

約数ペア:

[(1, 398074475), (5, 79614895), (25, 15922979), (59, 6747025), (73, 5453075), (295, 1349405), (365, 1090615), (1475, 269881), (1825, 218123), (3697, 107675), (4307, 92425), (18485, 21535)]