80490992

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1777}}^1$

素因数の和:1953

約数の個数: 40

約数和(自身を含む): 165354000

約数和(自身を除く): 84863008

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 149, 152, 298, 304, 596, 1192, 1777, 2384, 2831, 3554, 5662, 7108, 11324, 14216, 22648, 28432, 33763, 45296, 67526, 135052, 264773, 270104, 529546, 540208, 1059092, 2118184, 4236368, 5030687, 10061374, 20122748, 40245496, 80490992]

約数ペア:

[(1, 80490992), (2, 40245496), (4, 20122748), (8, 10061374), (16, 5030687), (19, 4236368), (38, 2118184), (76, 1059092), (149, 540208), (152, 529546), (298, 270104), (304, 264773), (596, 135052), (1192, 67526), (1777, 45296), (2384, 33763), (2831, 28432), (3554, 22648), (5662, 14216), (7108, 11324)]