25319290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{8761}}^1$

素因数の和:8802

約数の個数: 24

約数和(自身を含む): 48418812

約数和(自身を除く): 23099522

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 8761, 17522, 43805, 87610, 148937, 297874, 744685, 1489370, 2531929, 5063858, 12659645, 25319290]

約数ペア:

[(1, 25319290), (2, 12659645), (5, 5063858), (10, 2531929), (17, 1489370), (34, 744685), (85, 297874), (170, 148937), (289, 87610), (578, 43805), (1445, 17522), (2890, 8761)]