25144295

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:271

約数の個数: 32

約数和(自身を含む): 34338816

約数和(自身を除く): 9194521

約数列:

[1, 5, 11, 47, 55, 71, 137, 235, 355, 517, 685, 781, 1507, 2585, 3337, 3905, 6439, 7535, 9727, 16685, 32195, 36707, 48635, 70829, 106997, 183535, 354145, 457169, 534985, 2285845, 5028859, 25144295]

約数ペア:

[(1, 25144295), (5, 5028859), (11, 2285845), (47, 534985), (55, 457169), (71, 354145), (137, 183535), (235, 106997), (355, 70829), (517, 48635), (685, 36707), (781, 32195), (1507, 16685), (2585, 9727), (3337, 7535), (3905, 6439)]