25259246

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:740

約数の個数: 32

約数和(自身を含む): 42988320

約数和(自身を除く): 17729074

約数列:

[1, 2, 17, 19, 34, 38, 61, 122, 323, 641, 646, 1037, 1159, 1282, 2074, 2318, 10897, 12179, 19703, 21794, 24358, 39101, 39406, 78202, 207043, 414086, 664717, 742919, 1329434, 1485838, 12629623, 25259246]

約数ペア:

[(1, 25259246), (2, 12629623), (17, 1485838), (19, 1329434), (34, 742919), (38, 664717), (61, 414086), (122, 207043), (323, 78202), (641, 39406), (646, 39101), (1037, 24358), (1159, 21794), (1282, 19703), (2074, 12179), (2318, 10897)]