25004710

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{17989}}^1$

素因数の和:18135

約数の個数: 16

約数和(自身を含む): 45334800

約数和(自身を除く): 20330090

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 17989, 35978, 89945, 179890, 2500471, 5000942, 12502355, 25004710]

約数ペア:

[(1, 25004710), (2, 12502355), (5, 5000942), (10, 2500471), (139, 179890), (278, 89945), (695, 35978), (1390, 17989)]