81897312

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2593}}^1$

素因数の和:2660

約数の個数: 96

約数和(自身を含む): 251016192

約数和(自身を除く): 169118880

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 47, 48, 56, 84, 94, 96, 112, 141, 168, 188, 224, 282, 329, 336, 376, 564, 658, 672, 752, 987, 1128, 1316, 1504, 1974, 2256, 2593, 2632, 3948, 4512, 5186, 5264, 7779, 7896, 10372, 10528, 15558, 15792, 18151, 20744, 31116, 31584, 36302, 41488, 54453, 62232, 72604, 82976, 108906, 121871, 124464, 145208, 217812, 243742, 248928, 290416, 365613, 435624, 487484, 580832, 731226, 853097, 871248, 974968, 1462452, 1706194, 1742496, 1949936, 2559291, 2924904, 3412388, 3899872, 5118582, 5849808, 6824776, 10237164, 11699616, 13649552, 20474328, 27299104, 40948656, 81897312]

約数ペア:

[(1, 81897312), (2, 40948656), (3, 27299104), (4, 20474328), (6, 13649552), (7, 11699616), (8, 10237164), (12, 6824776), (14, 5849808), (16, 5118582), (21, 3899872), (24, 3412388), (28, 2924904), (32, 2559291), (42, 1949936), (47, 1742496), (48, 1706194), (56, 1462452), (84, 974968), (94, 871248), (96, 853097), (112, 731226), (141, 580832), (168, 487484), (188, 435624), (224, 365613), (282, 290416), (329, 248928), (336, 243742), (376, 217812), (564, 145208), (658, 124464), (672, 121871), (752, 108906), (987, 82976), (1128, 72604), (1316, 62232), (1504, 54453), (1974, 41488), (2256, 36302), (2593, 31584), (2632, 31116), (3948, 20744), (4512, 18151), (5186, 15792), (5264, 15558), (7779, 10528), (7896, 10372)]