77740130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{13907}}^1$

素因数の和:13970

約数の個数: 32

約数和(自身を含む): 154211904

約数和(自身を除く): 76471774

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 5590, 13907, 27814, 69535, 139070, 180791, 361582, 598001, 903955, 1196002, 1807910, 2990005, 5980010, 7774013, 15548026, 38870065, 77740130]

約数ペア:

[(1, 77740130), (2, 38870065), (5, 15548026), (10, 7774013), (13, 5980010), (26, 2990005), (43, 1807910), (65, 1196002), (86, 903955), (130, 598001), (215, 361582), (430, 180791), (559, 139070), (1118, 69535), (2795, 27814), (5590, 13907)]