87090184

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{640369}}^1$

素因数の和:640392

約数の個数: 16

約数和(自身を含む): 172899900

約数和(自身を除く): 85809716

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 640369, 1280738, 2561476, 5122952, 10886273, 21772546, 43545092, 87090184]

約数ペア:

[(1, 87090184), (2, 43545092), (4, 21772546), (8, 10886273), (17, 5122952), (34, 2561476), (68, 1280738), (136, 640369)]