164022980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{3863}}^1$

素因数の和:4076

約数の個数: 48

約数和(自身を含む): 377806464

約数和(自身を除く): 213783484

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 193, 220, 386, 772, 965, 1930, 2123, 3860, 3863, 4246, 7726, 8492, 10615, 15452, 19315, 21230, 38630, 42460, 42493, 77260, 84986, 169972, 212465, 424930, 745559, 849860, 1491118, 2982236, 3727795, 7455590, 8201149, 14911180, 16402298, 32804596, 41005745, 82011490, 164022980]

約数ペア:

[(1, 164022980), (2, 82011490), (4, 41005745), (5, 32804596), (10, 16402298), (11, 14911180), (20, 8201149), (22, 7455590), (44, 3727795), (55, 2982236), (110, 1491118), (193, 849860), (220, 745559), (386, 424930), (772, 212465), (965, 169972), (1930, 84986), (2123, 77260), (3860, 42493), (3863, 42460), (4246, 38630), (7726, 21230), (8492, 19315), (10615, 15452)]