156819025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{1103}}^1$

素因数の和:1182

約数の個数: 36

約数和(自身を含む): 218486016

約数和(自身を除く): 61666991

約数列:

[1, 5, 11, 25, 47, 55, 121, 235, 275, 517, 605, 1103, 1175, 2585, 3025, 5515, 5687, 12133, 12925, 27575, 28435, 51841, 60665, 133463, 142175, 259205, 303325, 570251, 667315, 1296025, 2851255, 3336575, 6272761, 14256275, 31363805, 156819025]

約数ペア:

[(1, 156819025), (5, 31363805), (11, 14256275), (25, 6272761), (47, 3336575), (55, 2851255), (121, 1296025), (235, 667315), (275, 570251), (517, 303325), (605, 259205), (1103, 142175), (1175, 133463), (2585, 60665), (3025, 51841), (5515, 28435), (5687, 27575), (12133, 12925)]