210553600

素因数分解:

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

素因数の和:390

約数の個数: 108

約数和(自身を含む): 526935024

約数和(自身を除く): 316381424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 167, 197, 200, 256, 320, 334, 394, 400, 640, 668, 788, 800, 835, 985, 1280, 1336, 1576, 1600, 1670, 1970, 2672, 3152, 3200, 3340, 3940, 4175, 4925, 5344, 6304, 6400, 6680, 7880, 8350, 9850, 10688, 12608, 13360, 15760, 16700, 19700, 21376, 25216, 26720, 31520, 32899, 33400, 39400, 42752, 50432, 53440, 63040, 65798, 66800, 78800, 106880, 126080, 131596, 133600, 157600, 164495, 213760, 252160, 263192, 267200, 315200, 328990, 526384, 534400, 630400, 657980, 822475, 1052768, 1068800, 1260800, 1315960, 1644950, 2105536, 2631920, 3289900, 4211072, 5263840, 6579800, 8422144, 10527680, 13159600, 21055360, 26319200, 42110720, 52638400, 105276800, 210553600]

約数ペア:

[(1, 210553600), (2, 105276800), (4, 52638400), (5, 42110720), (8, 26319200), (10, 21055360), (16, 13159600), (20, 10527680), (25, 8422144), (32, 6579800), (40, 5263840), (50, 4211072), (64, 3289900), (80, 2631920), (100, 2105536), (128, 1644950), (160, 1315960), (167, 1260800), (197, 1068800), (200, 1052768), (256, 822475), (320, 657980), (334, 630400), (394, 534400), (400, 526384), (640, 328990), (668, 315200), (788, 267200), (800, 263192), (835, 252160), (985, 213760), (1280, 164495), (1336, 157600), (1576, 133600), (1600, 131596), (1670, 126080), (1970, 106880), (2672, 78800), (3152, 66800), (3200, 65798), (3340, 63040), (3940, 53440), (4175, 50432), (4925, 42752), (5344, 39400), (6304, 33400), (6400, 32899), (6680, 31520), (7880, 26720), (8350, 25216), (9850, 21376), (10688, 19700), (12608, 16700), (13360, 15760)]