25855385

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{617}}^1$

素因数の和:685

約数の個数: 24

約数和(自身を含む): 34150680

約数和(自身を除く): 8295295

約数列:

[1, 5, 17, 29, 85, 145, 289, 493, 617, 1445, 2465, 3085, 8381, 10489, 17893, 41905, 52445, 89465, 178313, 304181, 891565, 1520905, 5171077, 25855385]

約数ペア:

[(1, 25855385), (5, 5171077), (17, 1520905), (29, 891565), (85, 304181), (145, 178313), (289, 89465), (493, 52445), (617, 41905), (1445, 17893), (2465, 10489), (3085, 8381)]