78773210

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{72269}}^1$

素因数の和:72385

約数の個数: 16

約数和(自身を含む): 143094600

約数和(自身を除く): 64321390

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 72269, 144538, 361345, 722690, 7877321, 15754642, 39386605, 78773210]

約数ペア:

[(1, 78773210), (2, 39386605), (5, 15754642), (10, 7877321), (109, 722690), (218, 361345), (545, 144538), (1090, 72269)]