25005016

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{72689}}^1$

素因数の和:72738

約数の個数: 16

約数和(自身を含む): 47975400

約数和(自身を除く): 22970384

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 72689, 145378, 290756, 581512, 3125627, 6251254, 12502508, 25005016]

約数ペア:

[(1, 25005016), (2, 12502508), (4, 6251254), (8, 3125627), (43, 581512), (86, 290756), (172, 145378), (344, 72689)]