25265655

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:241

約数の個数: 64

約数和(自身を含む): 48470400

約数和(自身を除く): 23204745

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 101, 109, 135, 153, 255, 303, 327, 459, 505, 545, 765, 909, 981, 1515, 1635, 1717, 1853, 2295, 2727, 2943, 4545, 4905, 5151, 5559, 8585, 9265, 11009, 13635, 14715, 15453, 16677, 25755, 27795, 33027, 46359, 50031, 55045, 77265, 83385, 99081, 165135, 187153, 231795, 250155, 297243, 495405, 561459, 935765, 1486215, 1684377, 2807295, 5053131, 8421885, 25265655]

約数ペア:

[(1, 25265655), (3, 8421885), (5, 5053131), (9, 2807295), (15, 1684377), (17, 1486215), (27, 935765), (45, 561459), (51, 495405), (85, 297243), (101, 250155), (109, 231795), (135, 187153), (153, 165135), (255, 99081), (303, 83385), (327, 77265), (459, 55045), (505, 50031), (545, 46359), (765, 33027), (909, 27795), (981, 25755), (1515, 16677), (1635, 15453), (1717, 14715), (1853, 13635), (2295, 11009), (2727, 9265), (2943, 8585), (4545, 5559), (4905, 5151)]