25408115

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{887}}^1$

素因数の和:1246

約数の個数: 16

約数和(自身を含む): 32415552

約数和(自身を除く): 7007437

約数列:

[1, 5, 17, 85, 337, 887, 1685, 4435, 5729, 15079, 28645, 75395, 298919, 1494595, 5081623, 25408115]

約数ペア:

[(1, 25408115), (5, 5081623), (17, 1494595), (85, 298919), (337, 75395), (887, 28645), (1685, 15079), (4435, 5729)]