38887552

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 85924800

約数和(自身を除く): 47037248

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 128, 142, 176, 284, 352, 389, 568, 704, 778, 781, 1136, 1408, 1556, 1562, 2272, 3112, 3124, 4279, 4544, 6224, 6248, 8558, 9088, 12448, 12496, 17116, 24896, 24992, 27619, 34232, 49792, 49984, 55238, 68464, 99968, 110476, 136928, 220952, 273856, 303809, 441904, 547712, 607618, 883808, 1215236, 1767616, 2430472, 3535232, 4860944, 9721888, 19443776, 38887552]

約数ペア:

[(1, 38887552), (2, 19443776), (4, 9721888), (8, 4860944), (11, 3535232), (16, 2430472), (22, 1767616), (32, 1215236), (44, 883808), (64, 607618), (71, 547712), (88, 441904), (128, 303809), (142, 273856), (176, 220952), (284, 136928), (352, 110476), (389, 99968), (568, 68464), (704, 55238), (778, 49984), (781, 49792), (1136, 34232), (1408, 27619), (1556, 24992), (1562, 24896), (2272, 17116), (3112, 12496), (3124, 12448), (4279, 9088), (4544, 8558), (6224, 6248)]