25004564

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{787}}^1$

素因数の和:864

約数の個数: 36

約数和(自身を含む): 48452544

約数和(自身を除く): 23447980

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 169, 188, 338, 611, 676, 787, 1222, 1574, 2444, 3148, 7943, 10231, 15886, 20462, 31772, 36989, 40924, 73978, 133003, 147956, 266006, 480857, 532012, 961714, 1923428, 6251141, 12502282, 25004564]

約数ペア:

[(1, 25004564), (2, 12502282), (4, 6251141), (13, 1923428), (26, 961714), (47, 532012), (52, 480857), (94, 266006), (169, 147956), (188, 133003), (338, 73978), (611, 40924), (676, 36989), (787, 31772), (1222, 20462), (1574, 15886), (2444, 10231), (3148, 7943)]