42110720

素因数分解:

$2^8\times 5^1\times {\mathrm{167}}^1\times {\mathrm{197}}^1$

素因数の和:385

約数の個数: 72

約数和(自身を含む): 101987424

約数和(自身を除く): 59876704

約数列:

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

約数ペア:

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