25202245

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 32625504

約数和(自身を除く): 7423259

約数列:

[1, 5, 17, 85, 107, 163, 289, 535, 815, 1445, 1819, 2771, 9095, 13855, 17441, 30923, 47107, 87205, 154615, 235535, 296497, 1482485, 5040449, 25202245]

約数ペア:

[(1, 25202245), (5, 5040449), (17, 1482485), (85, 296497), (107, 235535), (163, 154615), (289, 87205), (535, 47107), (815, 30923), (1445, 17441), (1819, 13855), (2771, 9095)]