80347456

素因数分解:

$2^6\times 7^2\times {\mathrm{25621}}^1$

素因数の和:25647

約数の個数: 42

約数和(自身を含む): 185477658

約数和(自身を除く): 105130202

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 25621, 51242, 102484, 179347, 204968, 358694, 409936, 717388, 819872, 1255429, 1434776, 1639744, 2510858, 2869552, 5021716, 5739104, 10043432, 11478208, 20086864, 40173728, 80347456]

約数ペア:

[(1, 80347456), (2, 40173728), (4, 20086864), (7, 11478208), (8, 10043432), (14, 5739104), (16, 5021716), (28, 2869552), (32, 2510858), (49, 1639744), (56, 1434776), (64, 1255429), (98, 819872), (112, 717388), (196, 409936), (224, 358694), (392, 204968), (448, 179347), (784, 102484), (1568, 51242), (3136, 25621)]