81736019784

素因数分解:

$2^3\times 3^4\times {\mathrm{443}}^1\times {\mathrm{284731}}^1$

素因数の和:285192

約数の個数: 80

約数和(自身を含む): 229454129520

約数和(自身を除く): 147718109736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 443, 648, 886, 1329, 1772, 2658, 3544, 3987, 5316, 7974, 10632, 11961, 15948, 23922, 31896, 35883, 47844, 71766, 95688, 143532, 284731, 287064, 569462, 854193, 1138924, 1708386, 2277848, 2562579, 3416772, 5125158, 6833544, 7687737, 10250316, 15375474, 20500632, 23063211, 30750948, 46126422, 61501896, 92252844, 126135833, 184505688, 252271666, 378407499, 504543332, 756814998, 1009086664, 1135222497, 1513629996, 2270444994, 3027259992, 3405667491, 4540889988, 6811334982, 9081779976, 10217002473, 13622669964, 20434004946, 27245339928, 40868009892, 81736019784]

約数ペア:

[(1, 81736019784), (2, 40868009892), (3, 27245339928), (4, 20434004946), (6, 13622669964), (8, 10217002473), (9, 9081779976), (12, 6811334982), (18, 4540889988), (24, 3405667491), (27, 3027259992), (36, 2270444994), (54, 1513629996), (72, 1135222497), (81, 1009086664), (108, 756814998), (162, 504543332), (216, 378407499), (324, 252271666), (443, 184505688), (648, 126135833), (886, 92252844), (1329, 61501896), (1772, 46126422), (2658, 30750948), (3544, 23063211), (3987, 20500632), (5316, 15375474), (7974, 10250316), (10632, 7687737), (11961, 6833544), (15948, 5125158), (23922, 3416772), (31896, 2562579), (35883, 2277848), (47844, 1708386), (71766, 1138924), (95688, 854193), (143532, 569462), (284731, 287064)]