80315128

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{1699}}^1$

素因数の和:2035

約数の個数: 32

約数和(自身を含む): 159120000

約数和(自身を除く): 78804872

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 311, 622, 1244, 1699, 2488, 3398, 5909, 6796, 11818, 13592, 23636, 32281, 47272, 64562, 129124, 258248, 528389, 1056778, 2113556, 4227112, 10039391, 20078782, 40157564, 80315128]

約数ペア:

[(1, 80315128), (2, 40157564), (4, 20078782), (8, 10039391), (19, 4227112), (38, 2113556), (76, 1056778), (152, 528389), (311, 258248), (622, 129124), (1244, 64562), (1699, 47272), (2488, 32281), (3398, 23636), (5909, 13592), (6796, 11818)]