78764205

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{5689}}^1$

素因数の和:5781

約数の個数: 32

約数和(自身を含む): 137652480

約数和(自身を除く): 58888275

約数列:

[1, 3, 5, 13, 15, 39, 65, 71, 195, 213, 355, 923, 1065, 2769, 4615, 5689, 13845, 17067, 28445, 73957, 85335, 221871, 369785, 403919, 1109355, 1211757, 2019595, 5250947, 6058785, 15752841, 26254735, 78764205]

約数ペア:

[(1, 78764205), (3, 26254735), (5, 15752841), (13, 6058785), (15, 5250947), (39, 2019595), (65, 1211757), (71, 1109355), (195, 403919), (213, 369785), (355, 221871), (923, 85335), (1065, 73957), (2769, 28445), (4615, 17067), (5689, 13845)]