80168787

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 127370880

約数和(自身を除く): 47202093

約数列:

[1, 3, 9, 17, 51, 59, 83, 107, 153, 177, 249, 321, 531, 747, 963, 1003, 1411, 1819, 3009, 4233, 4897, 5457, 6313, 8881, 9027, 12699, 14691, 16371, 18939, 26643, 44073, 56817, 79929, 83249, 107321, 150977, 249747, 321963, 452931, 523979, 749241, 965889, 1358793, 1571937, 4715811, 8907643, 26722929, 80168787]

約数ペア:

[(1, 80168787), (3, 26722929), (9, 8907643), (17, 4715811), (51, 1571937), (59, 1358793), (83, 965889), (107, 749241), (153, 523979), (177, 452931), (249, 321963), (321, 249747), (531, 150977), (747, 107321), (963, 83249), (1003, 79929), (1411, 56817), (1819, 44073), (3009, 26643), (4233, 18939), (4897, 16371), (5457, 14691), (6313, 12699), (8881, 9027)]