413900

素因数分解:

$2^2\times 5^2\times {\mathrm{4139}}^1$

素因数の和:4153

約数の個数: 18

約数和(自身を含む): 898380

約数和(自身を除く): 484480

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 4139, 8278, 16556, 20695, 41390, 82780, 103475, 206950, 413900]

約数ペア:

[(1, 413900), (2, 206950), (4, 103475), (5, 82780), (10, 41390), (20, 20695), (25, 16556), (50, 8278), (100, 4139)]