12755200

素因数分解:

$2^8\times 5^2\times {\mathrm{1993}}^1$

素因数の和:2019

約数の個数: 54

約数和(自身を含む): 31586954

約数和(自身を除く): 18831754

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, 1993, 3200, 3986, 6400, 7972, 9965, 15944, 19930, 31888, 39860, 49825, 63776, 79720, 99650, 127552, 159440, 199300, 255104, 318880, 398600, 510208, 637760, 797200, 1275520, 1594400, 2551040, 3188800, 6377600, 12755200]

約数ペア:

[(1, 12755200), (2, 6377600), (4, 3188800), (5, 2551040), (8, 1594400), (10, 1275520), (16, 797200), (20, 637760), (25, 510208), (32, 398600), (40, 318880), (50, 255104), (64, 199300), (80, 159440), (100, 127552), (128, 99650), (160, 79720), (200, 63776), (256, 49825), (320, 39860), (400, 31888), (640, 19930), (800, 15944), (1280, 9965), (1600, 7972), (1993, 6400), (3200, 3986)]