80386516

素因数分解:

$2^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{11171}}^1$

素因数の和:11439

約数の個数: 24

約数和(自身を含む): 161413056

約数和(自身を除く): 81026540

約数列:

[1, 2, 4, 7, 14, 28, 257, 514, 1028, 1799, 3598, 7196, 11171, 22342, 44684, 78197, 156394, 312788, 2870947, 5741894, 11483788, 20096629, 40193258, 80386516]

約数ペア:

[(1, 80386516), (2, 40193258), (4, 20096629), (7, 11483788), (14, 5741894), (28, 2870947), (257, 312788), (514, 156394), (1028, 78197), (1799, 44684), (3598, 22342), (7196, 11171)]