25406680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48859}}^1$

素因数の和:48883

約数の個数: 32

約数和(自身を含む): 61563600

約数和(自身を除く): 36156920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 48859, 97718, 195436, 244295, 390872, 488590, 635167, 977180, 1270334, 1954360, 2540668, 3175835, 5081336, 6351670, 12703340, 25406680]

約数ペア:

[(1, 25406680), (2, 12703340), (4, 6351670), (5, 5081336), (8, 3175835), (10, 2540668), (13, 1954360), (20, 1270334), (26, 977180), (40, 635167), (52, 488590), (65, 390872), (104, 244295), (130, 195436), (260, 97718), (520, 48859)]