82781290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{1487}}^1$

素因数の和:1806

約数の個数: 32

約数和(自身を含む): 157489920

約数和(自身を除く): 74708630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 293, 586, 1465, 1487, 2930, 2974, 5567, 7435, 11134, 14870, 27835, 28253, 55670, 56506, 141265, 282530, 435691, 871382, 2178455, 4356910, 8278129, 16556258, 41390645, 82781290]

約数ペア:

[(1, 82781290), (2, 41390645), (5, 16556258), (10, 8278129), (19, 4356910), (38, 2178455), (95, 871382), (190, 435691), (293, 282530), (586, 141265), (1465, 56506), (1487, 55670), (2930, 28253), (2974, 27835), (5567, 14870), (7435, 11134)]