71629810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53857}}^1$

素因数の和:53890

約数の個数: 32

約数和(自身を含む): 155111040

約数和(自身を除く): 83481230

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 53857, 107714, 269285, 376999, 538570, 753998, 1023283, 1884995, 2046566, 3769990, 5116415, 7162981, 10232830, 14325962, 35814905, 71629810]

約数ペア:

[(1, 71629810), (2, 35814905), (5, 14325962), (7, 10232830), (10, 7162981), (14, 5116415), (19, 3769990), (35, 2046566), (38, 1884995), (70, 1023283), (95, 753998), (133, 538570), (190, 376999), (266, 269285), (665, 107714), (1330, 53857)]