127168000

素因数分解:

$2^9\times 5^3\times {\mathrm{1987}}^1$

素因数の和:2020

約数の個数: 80

約数和(自身を含む): 317260944

約数和(自身を除く): 190092944

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, 512, 640, 800, 1000, 1280, 1600, 1987, 2000, 2560, 3200, 3974, 4000, 6400, 7948, 8000, 9935, 12800, 15896, 16000, 19870, 31792, 32000, 39740, 49675, 63584, 64000, 79480, 99350, 127168, 158960, 198700, 248375, 254336, 317920, 397400, 496750, 508672, 635840, 794800, 993500, 1017344, 1271680, 1589600, 1987000, 2543360, 3179200, 3974000, 5086720, 6358400, 7948000, 12716800, 15896000, 25433600, 31792000, 63584000, 127168000]

約数ペア:

[(1, 127168000), (2, 63584000), (4, 31792000), (5, 25433600), (8, 15896000), (10, 12716800), (16, 7948000), (20, 6358400), (25, 5086720), (32, 3974000), (40, 3179200), (50, 2543360), (64, 1987000), (80, 1589600), (100, 1271680), (125, 1017344), (128, 993500), (160, 794800), (200, 635840), (250, 508672), (256, 496750), (320, 397400), (400, 317920), (500, 254336), (512, 248375), (640, 198700), (800, 158960), (1000, 127168), (1280, 99350), (1600, 79480), (1987, 64000), (2000, 63584), (2560, 49675), (3200, 39740), (3974, 32000), (4000, 31792), (6400, 19870), (7948, 16000), (8000, 15896), (9935, 12800)]