25204490

素因数分解:

$2^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{5051}}^1$

素因数の和:5557

約数の個数: 16

約数和(自身を含む): 45468000

約数和(自身を除く): 20263510

約数列:

[1, 2, 5, 10, 499, 998, 2495, 4990, 5051, 10102, 25255, 50510, 2520449, 5040898, 12602245, 25204490]

約数ペア:

[(1, 25204490), (2, 12602245), (5, 5040898), (10, 2520449), (499, 50510), (998, 25255), (2495, 10102), (4990, 5051)]