85429370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{2557}}^1$

素因数の和:2834

約数の個数: 32

約数和(自身を含む): 166310928

約数和(自身を除く): 80881558

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 257, 514, 1285, 2557, 2570, 3341, 5114, 6682, 12785, 16705, 25570, 33241, 33410, 66482, 166205, 332410, 657149, 1314298, 3285745, 6571490, 8542937, 17085874, 42714685, 85429370]

約数ペア:

[(1, 85429370), (2, 42714685), (5, 17085874), (10, 8542937), (13, 6571490), (26, 3285745), (65, 1314298), (130, 657149), (257, 332410), (514, 166205), (1285, 66482), (2557, 33410), (2570, 33241), (3341, 25570), (5114, 16705), (6682, 12785)]