76716800

素因数分解:

$2^8\times 5^2\times {\mathrm{11987}}^1$

素因数の和:12013

約数の個数: 54

約数和(自身を含む): 189901908

約数和(自身を除く): 113185108

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 6400, 11987, 23974, 47948, 59935, 95896, 119870, 191792, 239740, 299675, 383584, 479480, 599350, 767168, 958960, 1198700, 1534336, 1917920, 2397400, 3068672, 3835840, 4794800, 7671680, 9589600, 15343360, 19179200, 38358400, 76716800]

約数ペア:

[(1, 76716800), (2, 38358400), (4, 19179200), (5, 15343360), (8, 9589600), (10, 7671680), (16, 4794800), (20, 3835840), (25, 3068672), (32, 2397400), (40, 1917920), (50, 1534336), (64, 1198700), (80, 958960), (100, 767168), (128, 599350), (160, 479480), (200, 383584), (256, 299675), (320, 239740), (400, 191792), (640, 119870), (800, 95896), (1280, 59935), (1600, 47948), (3200, 23974), (6400, 11987)]