81425230

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{189361}}^1$

素因数の和:189411

約数の個数: 16

約数和(自身を含む): 149974704

約数和(自身を除く): 68549474

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 189361, 378722, 946805, 1893610, 8142523, 16285046, 40712615, 81425230]

約数ペア:

[(1, 81425230), (2, 40712615), (5, 16285046), (10, 8142523), (43, 1893610), (86, 946805), (215, 378722), (430, 189361)]