2016572080

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1\times {\mathrm{997}}^1$

素因数の和:1334

約数の個数: 80

約数和(自身を含む): 4753561824

約数和(自身を除く): 2736989744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 193, 262, 386, 524, 655, 772, 965, 997, 1048, 1310, 1544, 1930, 1994, 2096, 2620, 3088, 3860, 3988, 4985, 5240, 7720, 7976, 9970, 10480, 15440, 15952, 19940, 25283, 39880, 50566, 79760, 101132, 126415, 130607, 192421, 202264, 252830, 261214, 384842, 404528, 505660, 522428, 653035, 769684, 962105, 1011320, 1044856, 1306070, 1539368, 1924210, 2022640, 2089712, 2612140, 3078736, 3848420, 5224280, 7696840, 10448560, 15393680, 25207151, 50414302, 100828604, 126035755, 201657208, 252071510, 403314416, 504143020, 1008286040, 2016572080]

約数ペア:

[(1, 2016572080), (2, 1008286040), (4, 504143020), (5, 403314416), (8, 252071510), (10, 201657208), (16, 126035755), (20, 100828604), (40, 50414302), (80, 25207151), (131, 15393680), (193, 10448560), (262, 7696840), (386, 5224280), (524, 3848420), (655, 3078736), (772, 2612140), (965, 2089712), (997, 2022640), (1048, 1924210), (1310, 1539368), (1544, 1306070), (1930, 1044856), (1994, 1011320), (2096, 962105), (2620, 769684), (3088, 653035), (3860, 522428), (3988, 505660), (4985, 404528), (5240, 384842), (7720, 261214), (7976, 252830), (9970, 202264), (10480, 192421), (15440, 130607), (15952, 126415), (19940, 101132), (25283, 79760), (39880, 50566)]