28181504

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:135

約数の個数: 88

約数和(自身を含む): 63620760

約数和(自身を除く): 35439256

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 64, 73, 104, 116, 128, 146, 208, 232, 256, 292, 377, 416, 464, 512, 584, 754, 832, 928, 949, 1024, 1168, 1508, 1664, 1856, 1898, 2117, 2336, 3016, 3328, 3712, 3796, 4234, 4672, 6032, 6656, 7424, 7592, 8468, 9344, 12064, 13312, 14848, 15184, 16936, 18688, 24128, 27521, 29696, 30368, 33872, 37376, 48256, 55042, 60736, 67744, 74752, 96512, 110084, 121472, 135488, 193024, 220168, 242944, 270976, 386048, 440336, 485888, 541952, 880672, 971776, 1083904, 1761344, 2167808, 3522688, 7045376, 14090752, 28181504]

約数ペア:

[(1, 28181504), (2, 14090752), (4, 7045376), (8, 3522688), (13, 2167808), (16, 1761344), (26, 1083904), (29, 971776), (32, 880672), (52, 541952), (58, 485888), (64, 440336), (73, 386048), (104, 270976), (116, 242944), (128, 220168), (146, 193024), (208, 135488), (232, 121472), (256, 110084), (292, 96512), (377, 74752), (416, 67744), (464, 60736), (512, 55042), (584, 48256), (754, 37376), (832, 33872), (928, 30368), (949, 29696), (1024, 27521), (1168, 24128), (1508, 18688), (1664, 16936), (1856, 15184), (1898, 14848), (2117, 13312), (2336, 12064), (3016, 9344), (3328, 8468), (3712, 7592), (3796, 7424), (4234, 6656), (4672, 6032)]