13728800

素因数分解:

$2^5\times 5^2\times {\mathrm{131}}^2$

素因数の和:282

約数の個数: 54

約数和(自身を含む): 33773229

約数和(自身を除く): 20044429

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 131, 160, 200, 262, 400, 524, 655, 800, 1048, 1310, 2096, 2620, 3275, 4192, 5240, 6550, 10480, 13100, 17161, 20960, 26200, 34322, 52400, 68644, 85805, 104800, 137288, 171610, 274576, 343220, 429025, 549152, 686440, 858050, 1372880, 1716100, 2745760, 3432200, 6864400, 13728800]

約数ペア:

[(1, 13728800), (2, 6864400), (4, 3432200), (5, 2745760), (8, 1716100), (10, 1372880), (16, 858050), (20, 686440), (25, 549152), (32, 429025), (40, 343220), (50, 274576), (80, 171610), (100, 137288), (131, 104800), (160, 85805), (200, 68644), (262, 52400), (400, 34322), (524, 26200), (655, 20960), (800, 17161), (1048, 13100), (1310, 10480), (2096, 6550), (2620, 5240), (3275, 4192)]