8456225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 11269368

約数和(自身を除く): 2813143

約数列:

[1, 5, 17, 25, 85, 101, 197, 425, 505, 985, 1717, 2525, 3349, 4925, 8585, 16745, 19897, 42925, 83725, 99485, 338249, 497425, 1691245, 8456225]

約数ペア:

[(1, 8456225), (5, 1691245), (17, 497425), (25, 338249), (85, 99485), (101, 83725), (197, 42925), (425, 19897), (505, 16745), (985, 8585), (1717, 4925), (2525, 3349)]