77344720

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{7057}}^1$

素因数の和:7207

約数の個数: 40

約数和(自身を含む): 181164744

約数和(自身を除く): 103820024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 5480, 7057, 10960, 14114, 28228, 35285, 56456, 70570, 112912, 141140, 282280, 564560, 966809, 1933618, 3867236, 4834045, 7734472, 9668090, 15468944, 19336180, 38672360, 77344720]

約数ペア:

[(1, 77344720), (2, 38672360), (4, 19336180), (5, 15468944), (8, 9668090), (10, 7734472), (16, 4834045), (20, 3867236), (40, 1933618), (80, 966809), (137, 564560), (274, 282280), (548, 141140), (685, 112912), (1096, 70570), (1370, 56456), (2192, 35285), (2740, 28228), (5480, 14114), (7057, 10960)]