201880225

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{22369}}^1$

素因数の和:22417

約数の個数: 18

約数和(自身を含む): 264212070

約数和(自身を除く): 62331845

約数列:

[1, 5, 19, 25, 95, 361, 475, 1805, 9025, 22369, 111845, 425011, 559225, 2125055, 8075209, 10625275, 40376045, 201880225]

約数ペア:

[(1, 201880225), (5, 40376045), (19, 10625275), (25, 8075209), (95, 2125055), (361, 559225), (475, 425011), (1805, 111845), (9025, 22369)]