80220858170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{111373}}^1$

素因数の和:111639

約数の個数: 64

約数和(自身を含む): 161661588480

約数和(自身を除く): 81440730310

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 223, 323, 446, 646, 1115, 1615, 2230, 3230, 3791, 4237, 7582, 8474, 18955, 21185, 37910, 42370, 72029, 111373, 144058, 222746, 360145, 556865, 720290, 1113730, 1893341, 2116087, 3786682, 4232174, 9466705, 10580435, 18933410, 21160870, 24836179, 35973479, 49672358, 71946958, 124180895, 179867395, 248361790, 359734790, 422215043, 471887401, 844430086, 943774802, 2111075215, 2359437005, 4222150430, 4718874010, 8022085817, 16044171634, 40110429085, 80220858170]

約数ペア:

[(1, 80220858170), (2, 40110429085), (5, 16044171634), (10, 8022085817), (17, 4718874010), (19, 4222150430), (34, 2359437005), (38, 2111075215), (85, 943774802), (95, 844430086), (170, 471887401), (190, 422215043), (223, 359734790), (323, 248361790), (446, 179867395), (646, 124180895), (1115, 71946958), (1615, 49672358), (2230, 35973479), (3230, 24836179), (3791, 21160870), (4237, 18933410), (7582, 10580435), (8474, 9466705), (18955, 4232174), (21185, 3786682), (37910, 2116087), (42370, 1893341), (72029, 1113730), (111373, 720290), (144058, 556865), (222746, 360145)]