26428900

素因数分解:

$2^2\times 5^2\times {\mathrm{264289}}^1$

素因数の和:264303

約数の個数: 18

約数和(自身を含む): 57350930

約数和(自身を除く): 30922030

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 264289, 528578, 1057156, 1321445, 2642890, 5285780, 6607225, 13214450, 26428900]

約数ペア:

[(1, 26428900), (2, 13214450), (4, 6607225), (5, 5285780), (10, 2642890), (20, 1321445), (25, 1057156), (50, 528578), (100, 264289)]