201689275

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{24977}}^1$

素因数の和:25023

約数の個数: 24

約数和(自身を含む): 278754480

約数和(自身を除く): 77065205

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 8075, 24977, 124885, 424609, 474563, 624425, 2123045, 2372815, 8067571, 10615225, 11864075, 40337855, 201689275]

約数ペア:

[(1, 201689275), (5, 40337855), (17, 11864075), (19, 10615225), (25, 8067571), (85, 2372815), (95, 2123045), (323, 624425), (425, 474563), (475, 424609), (1615, 124885), (8075, 24977)]