77978992

素因数分解:

$2^4\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1093}}^1$

素因数の和:1135

約数の個数: 80

約数和(自身を含む): 189918400

約数和(自身を除く): 111939408

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 343, 364, 392, 637, 686, 728, 784, 1093, 1274, 1372, 1456, 2186, 2548, 2744, 4372, 4459, 5096, 5488, 7651, 8744, 8918, 10192, 14209, 15302, 17488, 17836, 28418, 30604, 35672, 53557, 56836, 61208, 71344, 99463, 107114, 113672, 122416, 198926, 214228, 227344, 374899, 397852, 428456, 696241, 749798, 795704, 856912, 1392482, 1499596, 1591408, 2784964, 2999192, 4873687, 5569928, 5998384, 9747374, 11139856, 19494748, 38989496, 77978992]

約数ペア:

[(1, 77978992), (2, 38989496), (4, 19494748), (7, 11139856), (8, 9747374), (13, 5998384), (14, 5569928), (16, 4873687), (26, 2999192), (28, 2784964), (49, 1591408), (52, 1499596), (56, 1392482), (91, 856912), (98, 795704), (104, 749798), (112, 696241), (182, 428456), (196, 397852), (208, 374899), (343, 227344), (364, 214228), (392, 198926), (637, 122416), (686, 113672), (728, 107114), (784, 99463), (1093, 71344), (1274, 61208), (1372, 56836), (1456, 53557), (2186, 35672), (2548, 30604), (2744, 28418), (4372, 17836), (4459, 17488), (5096, 15302), (5488, 14209), (7651, 10192), (8744, 8918)]