257995832

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{547}}^1$

素因数の和:708

約数の個数: 64

約数和(自身を含む): 532656000

約数和(自身を除く): 274660168

約数列:

[1, 2, 4, 8, 19, 29, 38, 58, 76, 107, 116, 152, 214, 232, 428, 547, 551, 856, 1094, 1102, 2033, 2188, 2204, 3103, 4066, 4376, 4408, 6206, 8132, 10393, 12412, 15863, 16264, 20786, 24824, 31726, 41572, 58529, 58957, 63452, 83144, 117058, 117914, 126904, 234116, 235828, 301397, 468232, 471656, 602794, 1112051, 1205588, 1697341, 2224102, 2411176, 3394682, 4448204, 6789364, 8896408, 13578728, 32249479, 64498958, 128997916, 257995832]

約数ペア:

[(1, 257995832), (2, 128997916), (4, 64498958), (8, 32249479), (19, 13578728), (29, 8896408), (38, 6789364), (58, 4448204), (76, 3394682), (107, 2411176), (116, 2224102), (152, 1697341), (214, 1205588), (232, 1112051), (428, 602794), (547, 471656), (551, 468232), (856, 301397), (1094, 235828), (1102, 234116), (2033, 126904), (2188, 117914), (2204, 117058), (3103, 83144), (4066, 63452), (4376, 58957), (4408, 58529), (6206, 41572), (8132, 31726), (10393, 24824), (12412, 20786), (15863, 16264)]