81077248

素因数分解:

$2^{10}\times 7^1\times {\mathrm{11311}}^1$

素因数の和:11338

約数の個数: 44

約数和(自身を含む): 185245312

約数和(自身を除く): 104168064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 3584, 7168, 11311, 22622, 45244, 79177, 90488, 158354, 180976, 316708, 361952, 633416, 723904, 1266832, 1447808, 2533664, 2895616, 5067328, 5791232, 10134656, 11582464, 20269312, 40538624, 81077248]

約数ペア:

[(1, 81077248), (2, 40538624), (4, 20269312), (7, 11582464), (8, 10134656), (14, 5791232), (16, 5067328), (28, 2895616), (32, 2533664), (56, 1447808), (64, 1266832), (112, 723904), (128, 633416), (224, 361952), (256, 316708), (448, 180976), (512, 158354), (896, 90488), (1024, 79177), (1792, 45244), (3584, 22622), (7168, 11311)]