25507328

素因数分解:

$2^9\times 7^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1$

素因数の和:683

約数の個数: 80

約数和(自身を含む): 63638784

約数和(自身を除く): 38131456

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 512, 616, 647, 704, 896, 1232, 1294, 1408, 1792, 2464, 2588, 2816, 3584, 4529, 4928, 5176, 5632, 7117, 9058, 9856, 10352, 14234, 18116, 19712, 20704, 28468, 36232, 39424, 41408, 49819, 56936, 72464, 82816, 99638, 113872, 144928, 165632, 199276, 227744, 289856, 331264, 398552, 455488, 579712, 797104, 910976, 1159424, 1594208, 1821952, 2318848, 3188416, 3643904, 6376832, 12753664, 25507328]

約数ペア:

[(1, 25507328), (2, 12753664), (4, 6376832), (7, 3643904), (8, 3188416), (11, 2318848), (14, 1821952), (16, 1594208), (22, 1159424), (28, 910976), (32, 797104), (44, 579712), (56, 455488), (64, 398552), (77, 331264), (88, 289856), (112, 227744), (128, 199276), (154, 165632), (176, 144928), (224, 113872), (256, 99638), (308, 82816), (352, 72464), (448, 56936), (512, 49819), (616, 41408), (647, 39424), (704, 36232), (896, 28468), (1232, 20704), (1294, 19712), (1408, 18116), (1792, 14234), (2464, 10352), (2588, 9856), (2816, 9058), (3584, 7117), (4529, 5632), (4928, 5176)]