521129575

素因数分解:

$5^2\times {\mathrm{227}}^1\times {\mathrm{229}}^1\times {\mathrm{401}}^1$

素因数の和:867

約数の個数: 24

約数和(自身を含む): 653507280

約数和(自身を除く): 132377705

約数列:

[1, 5, 25, 227, 229, 401, 1135, 1145, 2005, 5675, 5725, 10025, 51983, 91027, 91829, 259915, 455135, 459145, 1299575, 2275675, 2295725, 20845183, 104225915, 521129575]

約数ペア:

[(1, 521129575), (5, 104225915), (25, 20845183), (227, 2295725), (229, 2275675), (401, 1299575), (1135, 459145), (1145, 455135), (2005, 259915), (5675, 91829), (5725, 91027), (10025, 51983)]