84684800

素因数分解:

$2^{12}\times 5^2\times {\mathrm{827}}^1$

素因数の和:861

約数の個数: 78

約数和(自身を含む): 210246588

約数和(自身を除く): 125561788

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, 827, 1024, 1280, 1600, 1654, 2048, 2560, 3200, 3308, 4096, 4135, 5120, 6400, 6616, 8270, 10240, 12800, 13232, 16540, 20480, 20675, 25600, 26464, 33080, 41350, 51200, 52928, 66160, 82700, 102400, 105856, 132320, 165400, 211712, 264640, 330800, 423424, 529280, 661600, 846848, 1058560, 1323200, 1693696, 2117120, 2646400, 3387392, 4234240, 5292800, 8468480, 10585600, 16936960, 21171200, 42342400, 84684800]

約数ペア:

[(1, 84684800), (2, 42342400), (4, 21171200), (5, 16936960), (8, 10585600), (10, 8468480), (16, 5292800), (20, 4234240), (25, 3387392), (32, 2646400), (40, 2117120), (50, 1693696), (64, 1323200), (80, 1058560), (100, 846848), (128, 661600), (160, 529280), (200, 423424), (256, 330800), (320, 264640), (400, 211712), (512, 165400), (640, 132320), (800, 105856), (827, 102400), (1024, 82700), (1280, 66160), (1600, 52928), (1654, 51200), (2048, 41350), (2560, 33080), (3200, 26464), (3308, 25600), (4096, 20675), (4135, 20480), (5120, 16540), (6400, 13232), (6616, 12800), (8270, 10240)]