77419960

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{5483}}^1$

素因数の和:5847

約数の個数: 32

約数和(自身を含む): 174720240

約数和(自身を除く): 97300280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2824, 3530, 5483, 7060, 10966, 14120, 21932, 27415, 43864, 54830, 109660, 219320, 1935499, 3870998, 7741996, 9677495, 15483992, 19354990, 38709980, 77419960]

約数ペア:

[(1, 77419960), (2, 38709980), (4, 19354990), (5, 15483992), (8, 9677495), (10, 7741996), (20, 3870998), (40, 1935499), (353, 219320), (706, 109660), (1412, 54830), (1765, 43864), (2824, 27415), (3530, 21932), (5483, 14120), (7060, 10966)]