51378208

素因数分解:

$2^5\times 7^1\times {\mathrm{347}}^1\times {\mathrm{661}}^1$

素因数の和:1025

約数の個数: 48

約数和(自身を含む): 116109504

約数和(自身を除く): 64731296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 347, 661, 694, 1322, 1388, 2429, 2644, 2776, 4627, 4858, 5288, 5552, 9254, 9716, 10576, 11104, 18508, 19432, 21152, 37016, 38864, 74032, 77728, 148064, 229367, 458734, 917468, 1605569, 1834936, 3211138, 3669872, 6422276, 7339744, 12844552, 25689104, 51378208]

約数ペア:

[(1, 51378208), (2, 25689104), (4, 12844552), (7, 7339744), (8, 6422276), (14, 3669872), (16, 3211138), (28, 1834936), (32, 1605569), (56, 917468), (112, 458734), (224, 229367), (347, 148064), (661, 77728), (694, 74032), (1322, 38864), (1388, 37016), (2429, 21152), (2644, 19432), (2776, 18508), (4627, 11104), (4858, 10576), (5288, 9716), (5552, 9254)]