81545854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2\times {\mathrm{79}}^1$

素因数の和:197

約数の個数: 48

約数和(自身を含む): 141825600

約数和(自身を除く): 60279746

約数列:

[1, 2, 13, 26, 29, 37, 58, 74, 79, 158, 377, 481, 754, 962, 1027, 1073, 1369, 2054, 2146, 2291, 2738, 2923, 4582, 5846, 13949, 17797, 27898, 29783, 35594, 37999, 39701, 59566, 75998, 79402, 84767, 108151, 169534, 216302, 516113, 1032226, 1101971, 1405963, 2203942, 2811926, 3136379, 6272758, 40772927, 81545854]

約数ペア:

[(1, 81545854), (2, 40772927), (13, 6272758), (26, 3136379), (29, 2811926), (37, 2203942), (58, 1405963), (74, 1101971), (79, 1032226), (158, 516113), (377, 216302), (481, 169534), (754, 108151), (962, 84767), (1027, 79402), (1073, 75998), (1369, 59566), (2054, 39701), (2146, 37999), (2291, 35594), (2738, 29783), (2923, 27898), (4582, 17797), (5846, 13949)]