81038832

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:211

約数の個数: 160

約数和(自身を含む): 251412480

約数和(自身を除く): 170373648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 43, 48, 56, 71, 79, 84, 86, 112, 129, 142, 158, 168, 172, 213, 237, 258, 284, 301, 316, 336, 344, 426, 474, 497, 516, 553, 568, 602, 632, 688, 852, 903, 948, 994, 1032, 1106, 1136, 1204, 1264, 1491, 1659, 1704, 1806, 1896, 1988, 2064, 2212, 2408, 2982, 3053, 3318, 3397, 3408, 3612, 3792, 3976, 4424, 4816, 5609, 5964, 6106, 6636, 6794, 7224, 7952, 8848, 9159, 10191, 11218, 11928, 12212, 13272, 13588, 14448, 16827, 18318, 20382, 21371, 22436, 23779, 23856, 24424, 26544, 27176, 33654, 36636, 39263, 40764, 42742, 44872, 47558, 48848, 54352, 64113, 67308, 71337, 73272, 78526, 81528, 85484, 89744, 95116, 117789, 128226, 134616, 142674, 146544, 157052, 163056, 170968, 190232, 235578, 241187, 256452, 269232, 285348, 314104, 341936, 380464, 471156, 482374, 512904, 570696, 628208, 723561, 942312, 964748, 1025808, 1141392, 1447122, 1688309, 1884624, 1929496, 2894244, 3376618, 3858992, 5064927, 5788488, 6753236, 10129854, 11576976, 13506472, 20259708, 27012944, 40519416, 81038832]

約数ペア:

[(1, 81038832), (2, 40519416), (3, 27012944), (4, 20259708), (6, 13506472), (7, 11576976), (8, 10129854), (12, 6753236), (14, 5788488), (16, 5064927), (21, 3858992), (24, 3376618), (28, 2894244), (42, 1929496), (43, 1884624), (48, 1688309), (56, 1447122), (71, 1141392), (79, 1025808), (84, 964748), (86, 942312), (112, 723561), (129, 628208), (142, 570696), (158, 512904), (168, 482374), (172, 471156), (213, 380464), (237, 341936), (258, 314104), (284, 285348), (301, 269232), (316, 256452), (336, 241187), (344, 235578), (426, 190232), (474, 170968), (497, 163056), (516, 157052), (553, 146544), (568, 142674), (602, 134616), (632, 128226), (688, 117789), (852, 95116), (903, 89744), (948, 85484), (994, 81528), (1032, 78526), (1106, 73272), (1136, 71337), (1204, 67308), (1264, 64113), (1491, 54352), (1659, 48848), (1704, 47558), (1806, 44872), (1896, 42742), (1988, 40764), (2064, 39263), (2212, 36636), (2408, 33654), (2982, 27176), (3053, 26544), (3318, 24424), (3397, 23856), (3408, 23779), (3612, 22436), (3792, 21371), (3976, 20382), (4424, 18318), (4816, 16827), (5609, 14448), (5964, 13588), (6106, 13272), (6636, 12212), (6794, 11928), (7224, 11218), (7952, 10191), (8848, 9159)]