81589952

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{293}}^1$

素因数の和:553

約数の個数: 56

約数和(自身を含む): 171754800

約数和(自身を除く): 90164848

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 229, 293, 304, 458, 586, 608, 916, 1172, 1216, 1832, 2344, 3664, 4351, 4688, 5567, 7328, 8702, 9376, 11134, 14656, 17404, 18752, 22268, 34808, 44536, 67097, 69616, 89072, 134194, 139232, 178144, 268388, 278464, 356288, 536776, 1073552, 1274843, 2147104, 2549686, 4294208, 5099372, 10198744, 20397488, 40794976, 81589952]

約数ペア:

[(1, 81589952), (2, 40794976), (4, 20397488), (8, 10198744), (16, 5099372), (19, 4294208), (32, 2549686), (38, 2147104), (64, 1274843), (76, 1073552), (152, 536776), (229, 356288), (293, 278464), (304, 268388), (458, 178144), (586, 139232), (608, 134194), (916, 89072), (1172, 69616), (1216, 67097), (1832, 44536), (2344, 34808), (3664, 22268), (4351, 18752), (4688, 17404), (5567, 14656), (7328, 11134), (8702, 9376)]