85129020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{472939}}^1$

素因数の和:472954

約数の個数: 36

約数和(自身を含む): 258225240

約数和(自身を除く): 173096220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 472939, 945878, 1418817, 1891756, 2364695, 2837634, 4256451, 4729390, 5675268, 7094085, 8512902, 9458780, 14188170, 17025804, 21282255, 28376340, 42564510, 85129020]

約数ペア:

[(1, 85129020), (2, 42564510), (3, 28376340), (4, 21282255), (5, 17025804), (6, 14188170), (9, 9458780), (10, 8512902), (12, 7094085), (15, 5675268), (18, 4729390), (20, 4256451), (30, 2837634), (36, 2364695), (45, 1891756), (60, 1418817), (90, 945878), (180, 472939)]