31264225

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:409

約数の個数: 24

約数和(自身を含む): 40156160

約数和(自身を除く): 8891935

約数列:

[1, 5, 25, 43, 127, 215, 229, 635, 1075, 1145, 3175, 5461, 5725, 9847, 27305, 29083, 49235, 136525, 145415, 246175, 727075, 1250569, 6252845, 31264225]

約数ペア:

[(1, 31264225), (5, 6252845), (25, 1250569), (43, 727075), (127, 246175), (215, 145415), (229, 136525), (635, 49235), (1075, 29083), (1145, 27305), (3175, 9847), (5461, 5725)]