81609370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{5437}}^1$

素因数の和:5542

約数の個数: 32

約数和(自身を含む): 156614400

約数和(自身を除く): 75005030

約数列:

[1, 2, 5, 10, 19, 38, 79, 95, 158, 190, 395, 790, 1501, 3002, 5437, 7505, 10874, 15010, 27185, 54370, 103303, 206606, 429523, 516515, 859046, 1033030, 2147615, 4295230, 8160937, 16321874, 40804685, 81609370]

約数ペア:

[(1, 81609370), (2, 40804685), (5, 16321874), (10, 8160937), (19, 4295230), (38, 2147615), (79, 1033030), (95, 859046), (158, 516515), (190, 429523), (395, 206606), (790, 103303), (1501, 54370), (3002, 27185), (5437, 15010), (7505, 10874)]