142718528

素因数分解:

$2^6\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:475

約数の個数: 56

約数和(自身を含む): 291023040

約数和(自身を除く): 148304512

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 139, 244, 263, 278, 488, 526, 556, 976, 1052, 1112, 1952, 2104, 2224, 3904, 4208, 4448, 8416, 8479, 8896, 16043, 16832, 16958, 32086, 33916, 36557, 64172, 67832, 73114, 128344, 135664, 146228, 256688, 271328, 292456, 513376, 542656, 584912, 1026752, 1169824, 2229977, 2339648, 4459954, 8919908, 17839816, 35679632, 71359264, 142718528]

約数ペア:

[(1, 142718528), (2, 71359264), (4, 35679632), (8, 17839816), (16, 8919908), (32, 4459954), (61, 2339648), (64, 2229977), (122, 1169824), (139, 1026752), (244, 584912), (263, 542656), (278, 513376), (488, 292456), (526, 271328), (556, 256688), (976, 146228), (1052, 135664), (1112, 128344), (1952, 73114), (2104, 67832), (2224, 64172), (3904, 36557), (4208, 33916), (4448, 32086), (8416, 16958), (8479, 16832), (8896, 16043)]