25649780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2099}}^1$

素因数の和:2168

約数の個数: 48

約数和(自身を含む): 59270400

約数和(自身を除く): 33620620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2099, 2444, 3055, 4198, 6110, 8396, 10495, 12220, 20990, 27287, 41980, 54574, 98653, 109148, 136435, 197306, 272870, 394612, 493265, 545740, 986530, 1282489, 1973060, 2564978, 5129956, 6412445, 12824890, 25649780]

約数ペア:

[(1, 25649780), (2, 12824890), (4, 6412445), (5, 5129956), (10, 2564978), (13, 1973060), (20, 1282489), (26, 986530), (47, 545740), (52, 493265), (65, 394612), (94, 272870), (130, 197306), (188, 136435), (235, 109148), (260, 98653), (470, 54574), (611, 41980), (940, 27287), (1222, 20990), (2099, 12220), (2444, 10495), (3055, 8396), (4198, 6110)]