81407008

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{479}}^1$

素因数の和:649

約数の個数: 48

約数和(自身を含む): 165473280

約数和(自身を除く): 84066272

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 113, 188, 226, 376, 452, 479, 752, 904, 958, 1504, 1808, 1916, 3616, 3832, 5311, 7664, 10622, 15328, 21244, 22513, 42488, 45026, 54127, 84976, 90052, 108254, 169952, 180104, 216508, 360208, 433016, 720416, 866032, 1732064, 2543969, 5087938, 10175876, 20351752, 40703504, 81407008]

約数ペア:

[(1, 81407008), (2, 40703504), (4, 20351752), (8, 10175876), (16, 5087938), (32, 2543969), (47, 1732064), (94, 866032), (113, 720416), (188, 433016), (226, 360208), (376, 216508), (452, 180104), (479, 169952), (752, 108254), (904, 90052), (958, 84976), (1504, 54127), (1808, 45026), (1916, 42488), (3616, 22513), (3832, 21244), (5311, 15328), (7664, 10622)]