84221440

素因数分解:

$2^9\times 5^1\times {\mathrm{167}}^1\times {\mathrm{197}}^1$

素因数の和:387

約数の個数: 80

約数和(自身を含む): 204174432

約数和(自身を除く): 119952992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 167, 197, 256, 320, 334, 394, 512, 640, 668, 788, 835, 985, 1280, 1336, 1576, 1670, 1970, 2560, 2672, 3152, 3340, 3940, 5344, 6304, 6680, 7880, 10688, 12608, 13360, 15760, 21376, 25216, 26720, 31520, 32899, 42752, 50432, 53440, 63040, 65798, 85504, 100864, 106880, 126080, 131596, 164495, 213760, 252160, 263192, 328990, 427520, 504320, 526384, 657980, 1052768, 1315960, 2105536, 2631920, 4211072, 5263840, 8422144, 10527680, 16844288, 21055360, 42110720, 84221440]

約数ペア:

[(1, 84221440), (2, 42110720), (4, 21055360), (5, 16844288), (8, 10527680), (10, 8422144), (16, 5263840), (20, 4211072), (32, 2631920), (40, 2105536), (64, 1315960), (80, 1052768), (128, 657980), (160, 526384), (167, 504320), (197, 427520), (256, 328990), (320, 263192), (334, 252160), (394, 213760), (512, 164495), (640, 131596), (668, 126080), (788, 106880), (835, 100864), (985, 85504), (1280, 65798), (1336, 63040), (1576, 53440), (1670, 50432), (1970, 42752), (2560, 32899), (2672, 31520), (3152, 26720), (3340, 25216), (3940, 21376), (5344, 15760), (6304, 13360), (6680, 12608), (7880, 10688)]