66779920

素因数分解:

$2^4\times 5^1\times {\mathrm{337}}^1\times {\mathrm{2477}}^1$

素因数の和:2827

約数の個数: 40

約数和(自身を含む): 155786904

約数和(自身を除く): 89006984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 337, 674, 1348, 1685, 2477, 2696, 3370, 4954, 5392, 6740, 9908, 12385, 13480, 19816, 24770, 26960, 39632, 49540, 99080, 198160, 834749, 1669498, 3338996, 4173745, 6677992, 8347490, 13355984, 16694980, 33389960, 66779920]

約数ペア:

[(1, 66779920), (2, 33389960), (4, 16694980), (5, 13355984), (8, 8347490), (10, 6677992), (16, 4173745), (20, 3338996), (40, 1669498), (80, 834749), (337, 198160), (674, 99080), (1348, 49540), (1685, 39632), (2477, 26960), (2696, 24770), (3370, 19816), (4954, 13480), (5392, 12385), (6740, 9908)]