203468800

素因数分解:

$2^{12}\times 5^2\times {\mathrm{1987}}^1$

素因数の和:2021

約数の個数: 78

約数和(自身を含む): 504794948

約数和(自身を除く): 301326148

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1024, 1280, 1600, 1987, 2048, 2560, 3200, 3974, 4096, 5120, 6400, 7948, 9935, 10240, 12800, 15896, 19870, 20480, 25600, 31792, 39740, 49675, 51200, 63584, 79480, 99350, 102400, 127168, 158960, 198700, 254336, 317920, 397400, 508672, 635840, 794800, 1017344, 1271680, 1589600, 2034688, 2543360, 3179200, 4069376, 5086720, 6358400, 8138752, 10173440, 12716800, 20346880, 25433600, 40693760, 50867200, 101734400, 203468800]

約数ペア:

[(1, 203468800), (2, 101734400), (4, 50867200), (5, 40693760), (8, 25433600), (10, 20346880), (16, 12716800), (20, 10173440), (25, 8138752), (32, 6358400), (40, 5086720), (50, 4069376), (64, 3179200), (80, 2543360), (100, 2034688), (128, 1589600), (160, 1271680), (200, 1017344), (256, 794800), (320, 635840), (400, 508672), (512, 397400), (640, 317920), (800, 254336), (1024, 198700), (1280, 158960), (1600, 127168), (1987, 102400), (2048, 99350), (2560, 79480), (3200, 63584), (3974, 51200), (4096, 49675), (5120, 39740), (6400, 31792), (7948, 25600), (9935, 20480), (10240, 19870), (12800, 15896)]