8180504320

素因数分解:

$2^8\times 5^1\times {\mathrm{1811}}^1\times {\mathrm{3529}}^1$

素因数の和:5361

約数の個数: 72

約数和(自身を含む): 19611239760

約数和(自身を除く): 11430735440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 1811, 3529, 3622, 7058, 7244, 9055, 14116, 14488, 17645, 18110, 28232, 28976, 35290, 36220, 56464, 57952, 70580, 72440, 112928, 115904, 141160, 144880, 225856, 231808, 282320, 289760, 451712, 463616, 564640, 579520, 903424, 1129280, 1159040, 2258560, 2318080, 4517120, 6391019, 12782038, 25564076, 31955095, 51128152, 63910190, 102256304, 127820380, 204512608, 255640760, 409025216, 511281520, 818050432, 1022563040, 1636100864, 2045126080, 4090252160, 8180504320]

約数ペア:

[(1, 8180504320), (2, 4090252160), (4, 2045126080), (5, 1636100864), (8, 1022563040), (10, 818050432), (16, 511281520), (20, 409025216), (32, 255640760), (40, 204512608), (64, 127820380), (80, 102256304), (128, 63910190), (160, 51128152), (256, 31955095), (320, 25564076), (640, 12782038), (1280, 6391019), (1811, 4517120), (3529, 2318080), (3622, 2258560), (7058, 1159040), (7244, 1129280), (9055, 903424), (14116, 579520), (14488, 564640), (17645, 463616), (18110, 451712), (28232, 289760), (28976, 282320), (35290, 231808), (36220, 225856), (56464, 144880), (57952, 141160), (70580, 115904), (72440, 112928)]