27420025

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1109}}^1$

素因数の和:1185

約数の個数: 24

約数和(自身を含む): 36336960

約数和(自身を除く): 8916935

約数列:

[1, 5, 23, 25, 43, 115, 215, 575, 989, 1075, 1109, 4945, 5545, 24725, 25507, 27725, 47687, 127535, 238435, 637675, 1096801, 1192175, 5484005, 27420025]

約数ペア:

[(1, 27420025), (5, 5484005), (23, 1192175), (25, 1096801), (43, 637675), (115, 238435), (215, 127535), (575, 47687), (989, 27725), (1075, 25507), (1109, 24725), (4945, 5545)]