131775616

素因数分解:

$2^7\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2411}}^1$

素因数の和:2493

約数の個数: 64

約数和(自身を含む): 305069760

約数和(自身を除く): 173294144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 128, 224, 244, 427, 448, 488, 854, 896, 976, 1708, 1952, 2411, 3416, 3904, 4822, 6832, 7808, 9644, 13664, 16877, 19288, 27328, 33754, 38576, 54656, 67508, 77152, 135016, 147071, 154304, 270032, 294142, 308608, 540064, 588284, 1029497, 1080128, 1176568, 2058994, 2160256, 2353136, 4117988, 4706272, 8235976, 9412544, 16471952, 18825088, 32943904, 65887808, 131775616]

約数ペア:

[(1, 131775616), (2, 65887808), (4, 32943904), (7, 18825088), (8, 16471952), (14, 9412544), (16, 8235976), (28, 4706272), (32, 4117988), (56, 2353136), (61, 2160256), (64, 2058994), (112, 1176568), (122, 1080128), (128, 1029497), (224, 588284), (244, 540064), (427, 308608), (448, 294142), (488, 270032), (854, 154304), (896, 147071), (976, 135016), (1708, 77152), (1952, 67508), (2411, 54656), (3416, 38576), (3904, 33754), (4822, 27328), (6832, 19288), (7808, 16877), (9644, 13664)]