18330425

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:553

約数の個数: 24

約数和(自身を含む): 24105600

約数和(自身を除く): 5775175

約数列:

[1, 5, 23, 25, 71, 115, 355, 449, 575, 1633, 1775, 2245, 8165, 10327, 11225, 31879, 40825, 51635, 159395, 258175, 733217, 796975, 3666085, 18330425]

約数ペア:

[(1, 18330425), (5, 3666085), (23, 796975), (25, 733217), (71, 258175), (115, 159395), (355, 51635), (449, 40825), (575, 31879), (1633, 11225), (1775, 10327), (2245, 8165)]