25161590

素因数分解:

$2^1\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{1949}}^1$

素因数の和:3247

約数の個数: 16

約数和(自身を含む): 45349200

約数和(自身を除く): 20187610

約数列:

[1, 2, 5, 10, 1291, 1949, 2582, 3898, 6455, 9745, 12910, 19490, 2516159, 5032318, 12580795, 25161590]

約数ペア:

[(1, 25161590), (2, 12580795), (5, 5032318), (10, 2516159), (1291, 19490), (1949, 12910), (2582, 9745), (3898, 6455)]