64868888

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1487}}^1$

素因数の和:1560

約数の個数: 64

約数和(自身を含む): 149990400

約数和(自身を除く): 85121512

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 41, 56, 76, 82, 133, 152, 164, 266, 287, 328, 532, 574, 779, 1064, 1148, 1487, 1558, 2296, 2974, 3116, 5453, 5948, 6232, 10409, 10906, 11896, 20818, 21812, 28253, 41636, 43624, 56506, 60967, 83272, 113012, 121934, 197771, 226024, 243868, 395542, 426769, 487736, 791084, 853538, 1158373, 1582168, 1707076, 2316746, 3414152, 4633492, 8108611, 9266984, 16217222, 32434444, 64868888]

約数ペア:

[(1, 64868888), (2, 32434444), (4, 16217222), (7, 9266984), (8, 8108611), (14, 4633492), (19, 3414152), (28, 2316746), (38, 1707076), (41, 1582168), (56, 1158373), (76, 853538), (82, 791084), (133, 487736), (152, 426769), (164, 395542), (266, 243868), (287, 226024), (328, 197771), (532, 121934), (574, 113012), (779, 83272), (1064, 60967), (1148, 56506), (1487, 43624), (1558, 41636), (2296, 28253), (2974, 21812), (3116, 20818), (5453, 11896), (5948, 10906), (6232, 10409)]