80729895

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1\times {\mathrm{281}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 131569920

約数和(自身を除く): 50840025

約数列:

[1, 3, 5, 15, 107, 179, 281, 321, 535, 537, 843, 895, 1405, 1605, 2685, 4215, 19153, 30067, 50299, 57459, 90201, 95765, 150335, 150897, 251495, 287295, 451005, 754485, 5381993, 16145979, 26909965, 80729895]

約数ペア:

[(1, 80729895), (3, 26909965), (5, 16145979), (15, 5381993), (107, 754485), (179, 451005), (281, 287295), (321, 251495), (535, 150897), (537, 150335), (843, 95765), (895, 90201), (1405, 57459), (1605, 50299), (2685, 30067), (4215, 19153)]