81610452

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{499}}^1$

素因数の和:586

約数の個数: 144

約数和(自身を含む): 262080000

約数和(自身を除く): 180469548

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 59, 63, 66, 77, 84, 99, 118, 126, 132, 154, 177, 198, 231, 236, 252, 308, 354, 396, 413, 462, 499, 531, 649, 693, 708, 826, 924, 998, 1062, 1239, 1298, 1386, 1497, 1652, 1947, 1996, 2124, 2478, 2596, 2772, 2994, 3493, 3717, 3894, 4491, 4543, 4956, 5489, 5841, 5988, 6986, 7434, 7788, 8982, 9086, 10479, 10978, 11682, 13629, 13972, 14868, 16467, 17964, 18172, 20958, 21956, 23364, 27258, 29441, 31437, 32934, 38423, 40887, 41916, 49401, 54516, 58882, 62874, 65868, 76846, 81774, 88323, 98802, 115269, 117764, 125748, 153692, 163548, 176646, 197604, 206087, 230538, 264969, 323851, 345807, 353292, 412174, 461076, 529938, 618261, 647702, 691614, 824348, 971553, 1059876, 1236522, 1295404, 1383228, 1854783, 1943106, 2266957, 2473044, 2914659, 3709566, 3886212, 4533914, 5829318, 6800871, 7419132, 9067828, 11658636, 13601742, 20402613, 27203484, 40805226, 81610452]

約数ペア:

[(1, 81610452), (2, 40805226), (3, 27203484), (4, 20402613), (6, 13601742), (7, 11658636), (9, 9067828), (11, 7419132), (12, 6800871), (14, 5829318), (18, 4533914), (21, 3886212), (22, 3709566), (28, 2914659), (33, 2473044), (36, 2266957), (42, 1943106), (44, 1854783), (59, 1383228), (63, 1295404), (66, 1236522), (77, 1059876), (84, 971553), (99, 824348), (118, 691614), (126, 647702), (132, 618261), (154, 529938), (177, 461076), (198, 412174), (231, 353292), (236, 345807), (252, 323851), (308, 264969), (354, 230538), (396, 206087), (413, 197604), (462, 176646), (499, 163548), (531, 153692), (649, 125748), (693, 117764), (708, 115269), (826, 98802), (924, 88323), (998, 81774), (1062, 76846), (1239, 65868), (1298, 62874), (1386, 58882), (1497, 54516), (1652, 49401), (1947, 41916), (1996, 40887), (2124, 38423), (2478, 32934), (2596, 31437), (2772, 29441), (2994, 27258), (3493, 23364), (3717, 21956), (3894, 20958), (4491, 18172), (4543, 17964), (4956, 16467), (5489, 14868), (5841, 13972), (5988, 13629), (6986, 11682), (7434, 10978), (7788, 10479), (8982, 9086)]