71329990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{19759}}^1$

素因数の和:19804

約数の個数: 24

約数和(自身を含む): 135514080

約数和(自身を除く): 64184090

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 19759, 39518, 98795, 197590, 375421, 750842, 1877105, 3754210, 7132999, 14265998, 35664995, 71329990]

約数ペア:

[(1, 71329990), (2, 35664995), (5, 14265998), (10, 7132999), (19, 3754210), (38, 1877105), (95, 750842), (190, 375421), (361, 197590), (722, 98795), (1805, 39518), (3610, 19759)]