25072490

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{2609}}^1$

素因数の和:2678

約数の個数: 24

約数和(自身を含む): 46651140

約数和(自身を除く): 21578650

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 961, 1922, 2609, 4805, 5218, 9610, 13045, 26090, 80879, 161758, 404395, 808790, 2507249, 5014498, 12536245, 25072490]

約数ペア:

[(1, 25072490), (2, 12536245), (5, 5014498), (10, 2507249), (31, 808790), (62, 404395), (155, 161758), (310, 80879), (961, 26090), (1922, 13045), (2609, 9610), (4805, 5218)]