26308580

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{16651}}^1$

素因数の和:16739

約数の個数: 24

約数和(自身を含む): 55950720

約数和(自身を除く): 29642140

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 16651, 33302, 66604, 83255, 166510, 333020, 1315429, 2630858, 5261716, 6577145, 13154290, 26308580]

約数ペア:

[(1, 26308580), (2, 13154290), (4, 6577145), (5, 5261716), (10, 2630858), (20, 1315429), (79, 333020), (158, 166510), (316, 83255), (395, 66604), (790, 33302), (1580, 16651)]