157078452980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{191559089}}^1$

素因数の和:191559139

約数の個数: 24

約数和(自身を含む): 337910234760

約数和(自身を除く): 180831781780

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 191559089, 383118178, 766236356, 957795445, 1915590890, 3831181780, 7853922649, 15707845298, 31415690596, 39269613245, 78539226490, 157078452980]

約数ペア:

[(1, 157078452980), (2, 78539226490), (4, 39269613245), (5, 31415690596), (10, 15707845298), (20, 7853922649), (41, 3831181780), (82, 1915590890), (164, 957795445), (205, 766236356), (410, 383118178), (820, 191559089)]