81109504

素因数分解:

$2^9\times 7^2\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:146

約数の個数: 120

約数和(自身を含む): 195225228

約数和(自身を除く): 114115724

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 53, 56, 61, 64, 98, 106, 112, 122, 128, 196, 212, 224, 244, 256, 371, 392, 424, 427, 448, 488, 512, 742, 784, 848, 854, 896, 976, 1484, 1568, 1696, 1708, 1792, 1952, 2597, 2968, 2989, 3136, 3233, 3392, 3416, 3584, 3904, 5194, 5936, 5978, 6272, 6466, 6784, 6832, 7808, 10388, 11872, 11956, 12544, 12932, 13568, 13664, 15616, 20776, 22631, 23744, 23912, 25088, 25864, 27136, 27328, 31232, 41552, 45262, 47488, 47824, 51728, 54656, 83104, 90524, 94976, 95648, 103456, 109312, 158417, 166208, 181048, 189952, 191296, 206912, 218624, 316834, 332416, 362096, 382592, 413824, 633668, 664832, 724192, 765184, 827648, 1267336, 1329664, 1448384, 1530368, 1655296, 2534672, 2896768, 5069344, 5793536, 10138688, 11587072, 20277376, 40554752, 81109504]

約数ペア:

[(1, 81109504), (2, 40554752), (4, 20277376), (7, 11587072), (8, 10138688), (14, 5793536), (16, 5069344), (28, 2896768), (32, 2534672), (49, 1655296), (53, 1530368), (56, 1448384), (61, 1329664), (64, 1267336), (98, 827648), (106, 765184), (112, 724192), (122, 664832), (128, 633668), (196, 413824), (212, 382592), (224, 362096), (244, 332416), (256, 316834), (371, 218624), (392, 206912), (424, 191296), (427, 189952), (448, 181048), (488, 166208), (512, 158417), (742, 109312), (784, 103456), (848, 95648), (854, 94976), (896, 90524), (976, 83104), (1484, 54656), (1568, 51728), (1696, 47824), (1708, 47488), (1792, 45262), (1952, 41552), (2597, 31232), (2968, 27328), (2989, 27136), (3136, 25864), (3233, 25088), (3392, 23912), (3416, 23744), (3584, 22631), (3904, 20776), (5194, 15616), (5936, 13664), (5978, 13568), (6272, 12932), (6466, 12544), (6784, 11956), (6832, 11872), (7808, 10388)]