80320130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{16981}}^1$

素因数の和:17042

約数の個数: 32

約数和(自身を含む): 161396928

約数和(自身を除く): 81076798

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 16981, 33962, 84905, 169810, 186791, 373582, 730183, 933955, 1460366, 1867910, 3650915, 7301830, 8032013, 16064026, 40160065, 80320130]

約数ペア:

[(1, 80320130), (2, 40160065), (5, 16064026), (10, 8032013), (11, 7301830), (22, 3650915), (43, 1867910), (55, 1460366), (86, 933955), (110, 730183), (215, 373582), (430, 186791), (473, 169810), (946, 84905), (2365, 33962), (4730, 16981)]