40590005

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{853}}^1$

素因数の和:1196

約数の個数: 16

約数和(自身を含む): 50502144

約数和(自身を除く): 9912139

約数列:

[1, 5, 31, 155, 307, 853, 1535, 4265, 9517, 26443, 47585, 132215, 261871, 1309355, 8118001, 40590005]

約数ペア:

[(1, 40590005), (5, 8118001), (31, 1309355), (155, 261871), (307, 132215), (853, 47585), (1535, 26443), (4265, 9517)]