25945712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{124739}}^1$

素因数の和:124760

約数の個数: 20

約数和(自身を含む): 54137160

約数和(自身を除く): 28191448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 124739, 249478, 498956, 997912, 1621607, 1995824, 3243214, 6486428, 12972856, 25945712]

約数ペア:

[(1, 25945712), (2, 12972856), (4, 6486428), (8, 3243214), (13, 1995824), (16, 1621607), (26, 997912), (52, 498956), (104, 249478), (208, 124739)]