255635205

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1$

素因数の和:579

約数の個数: 96

約数和(自身を含む): 517104000

約数和(自身を除く): 261468795

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 41, 49, 51, 85, 105, 119, 123, 147, 205, 245, 255, 287, 357, 499, 595, 615, 697, 735, 833, 861, 1435, 1497, 1785, 2009, 2091, 2495, 2499, 3485, 3493, 4165, 4305, 4879, 6027, 7485, 8483, 10045, 10455, 10479, 12495, 14637, 17465, 20459, 24395, 24451, 25449, 30135, 34153, 42415, 52395, 59381, 61377, 73185, 73353, 102295, 102459, 122255, 127245, 143213, 170765, 178143, 296905, 306885, 347803, 366765, 415667, 429639, 512295, 716065, 890715, 1002491, 1043409, 1247001, 1739015, 2078335, 2148195, 2434621, 3007473, 5012455, 5217045, 6235005, 7303863, 12173105, 15037365, 17042347, 36519315, 51127041, 85211735, 255635205]

約数ペア:

[(1, 255635205), (3, 85211735), (5, 51127041), (7, 36519315), (15, 17042347), (17, 15037365), (21, 12173105), (35, 7303863), (41, 6235005), (49, 5217045), (51, 5012455), (85, 3007473), (105, 2434621), (119, 2148195), (123, 2078335), (147, 1739015), (205, 1247001), (245, 1043409), (255, 1002491), (287, 890715), (357, 716065), (499, 512295), (595, 429639), (615, 415667), (697, 366765), (735, 347803), (833, 306885), (861, 296905), (1435, 178143), (1497, 170765), (1785, 143213), (2009, 127245), (2091, 122255), (2495, 102459), (2499, 102295), (3485, 73353), (3493, 73185), (4165, 61377), (4305, 59381), (4879, 52395), (6027, 42415), (7485, 34153), (8483, 30135), (10045, 25449), (10455, 24451), (10479, 24395), (12495, 20459), (14637, 17465)]