85196980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{1429}}^1$

素因数の和:1720

約数の個数: 48

約数和(自身を含む): 196035840

約数和(自身を除く): 110838860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 271, 542, 1084, 1355, 1429, 2710, 2858, 2981, 5420, 5716, 5962, 7145, 11924, 14290, 14905, 15719, 28580, 29810, 31438, 59620, 62876, 78595, 157190, 314380, 387259, 774518, 1549036, 1936295, 3872590, 4259849, 7745180, 8519698, 17039396, 21299245, 42598490, 85196980]

約数ペア:

[(1, 85196980), (2, 42598490), (4, 21299245), (5, 17039396), (10, 8519698), (11, 7745180), (20, 4259849), (22, 3872590), (44, 1936295), (55, 1549036), (110, 774518), (220, 387259), (271, 314380), (542, 157190), (1084, 78595), (1355, 62876), (1429, 59620), (2710, 31438), (2858, 29810), (2981, 28580), (5420, 15719), (5716, 14905), (5962, 14290), (7145, 11924)]