25581025

素因数分解:

$5^2\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:321

約数の個数: 24

約数和(自身を含む): 32703264

約数和(自身を除く): 7122239

約数列:

[1, 5, 25, 73, 107, 131, 365, 535, 655, 1825, 2675, 3275, 7811, 9563, 14017, 39055, 47815, 70085, 195275, 239075, 350425, 1023241, 5116205, 25581025]

約数ペア:

[(1, 25581025), (5, 5116205), (25, 1023241), (73, 350425), (107, 239075), (131, 195275), (365, 70085), (535, 47815), (655, 39055), (1825, 14017), (2675, 9563), (3275, 7811)]