45728000

素因数分解:

$2^8\times 5^3\times {\mathrm{1429}}^1$

素因数の和:1460

約数の個数: 72

約数和(自身を含む): 113993880

約数和(自身を除く): 68265880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 640, 800, 1000, 1280, 1429, 1600, 2000, 2858, 3200, 4000, 5716, 6400, 7145, 8000, 11432, 14290, 16000, 22864, 28580, 32000, 35725, 45728, 57160, 71450, 91456, 114320, 142900, 178625, 182912, 228640, 285800, 357250, 365824, 457280, 571600, 714500, 914560, 1143200, 1429000, 1829120, 2286400, 2858000, 4572800, 5716000, 9145600, 11432000, 22864000, 45728000]

約数ペア:

[(1, 45728000), (2, 22864000), (4, 11432000), (5, 9145600), (8, 5716000), (10, 4572800), (16, 2858000), (20, 2286400), (25, 1829120), (32, 1429000), (40, 1143200), (50, 914560), (64, 714500), (80, 571600), (100, 457280), (125, 365824), (128, 357250), (160, 285800), (200, 228640), (250, 182912), (256, 178625), (320, 142900), (400, 114320), (500, 91456), (640, 71450), (800, 57160), (1000, 45728), (1280, 35725), (1429, 32000), (1600, 28580), (2000, 22864), (2858, 16000), (3200, 14290), (4000, 11432), (5716, 8000), (6400, 7145)]