65725790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{38891}}^1$

素因数の和:38924

約数の個数: 24

約数和(自身を含む): 128110248

約数和(自身を除く): 62384458

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 38891, 77782, 194455, 388910, 505583, 1011166, 2527915, 5055830, 6572579, 13145158, 32862895, 65725790]

約数ペア:

[(1, 65725790), (2, 32862895), (5, 13145158), (10, 6572579), (13, 5055830), (26, 2527915), (65, 1011166), (130, 505583), (169, 388910), (338, 194455), (845, 77782), (1690, 38891)]