78127360

素因数分解:

$2^8\times 5^1\times {\mathrm{67}}^1\times {\mathrm{911}}^1$

素因数の和:999

約数の個数: 72

約数和(自身を含む): 190141056

約数和(自身を除く): 112013696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 256, 268, 320, 335, 536, 640, 670, 911, 1072, 1280, 1340, 1822, 2144, 2680, 3644, 4288, 4555, 5360, 7288, 8576, 9110, 10720, 14576, 17152, 18220, 21440, 29152, 36440, 42880, 58304, 61037, 72880, 85760, 116608, 122074, 145760, 233216, 244148, 291520, 305185, 488296, 583040, 610370, 976592, 1166080, 1220740, 1953184, 2441480, 3906368, 4882960, 7812736, 9765920, 15625472, 19531840, 39063680, 78127360]

約数ペア:

[(1, 78127360), (2, 39063680), (4, 19531840), (5, 15625472), (8, 9765920), (10, 7812736), (16, 4882960), (20, 3906368), (32, 2441480), (40, 1953184), (64, 1220740), (67, 1166080), (80, 976592), (128, 610370), (134, 583040), (160, 488296), (256, 305185), (268, 291520), (320, 244148), (335, 233216), (536, 145760), (640, 122074), (670, 116608), (911, 85760), (1072, 72880), (1280, 61037), (1340, 58304), (1822, 42880), (2144, 36440), (2680, 29152), (3644, 21440), (4288, 18220), (4555, 17152), (5360, 14576), (7288, 10720), (8576, 9110)]