81012064

素因数分解:

$2^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{8821}}^1$

素因数の和:8879

約数の個数: 48

約数和(自身を含む): 186744096

約数和(自身を除く): 105732032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 82, 112, 164, 224, 287, 328, 574, 656, 1148, 1312, 2296, 4592, 8821, 9184, 17642, 35284, 61747, 70568, 123494, 141136, 246988, 282272, 361661, 493976, 723322, 987952, 1446644, 1975904, 2531627, 2893288, 5063254, 5786576, 10126508, 11573152, 20253016, 40506032, 81012064]

約数ペア:

[(1, 81012064), (2, 40506032), (4, 20253016), (7, 11573152), (8, 10126508), (14, 5786576), (16, 5063254), (28, 2893288), (32, 2531627), (41, 1975904), (56, 1446644), (82, 987952), (112, 723322), (164, 493976), (224, 361661), (287, 282272), (328, 246988), (574, 141136), (656, 123494), (1148, 70568), (1312, 61747), (2296, 35284), (4592, 17642), (8821, 9184)]