25807184

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2341}}^1$

素因数の和:2415

約数の個数: 40

約数和(自身を含む): 54887112

約数和(自身を除く): 29079928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2341, 2756, 4682, 5512, 9364, 11024, 18728, 30433, 37456, 60866, 121732, 124073, 243464, 248146, 486928, 496292, 992584, 1612949, 1985168, 3225898, 6451796, 12903592, 25807184]

約数ペア:

[(1, 25807184), (2, 12903592), (4, 6451796), (8, 3225898), (13, 1985168), (16, 1612949), (26, 992584), (52, 496292), (53, 486928), (104, 248146), (106, 243464), (208, 124073), (212, 121732), (424, 60866), (689, 37456), (848, 30433), (1378, 18728), (2341, 11024), (2756, 9364), (4682, 5512)]