80220164

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 149361408

約数和(自身を除く): 69141244

約数列:

[1, 2, 4, 47, 53, 83, 94, 97, 106, 166, 188, 194, 212, 332, 388, 2491, 3901, 4399, 4559, 4982, 5141, 7802, 8051, 8798, 9118, 9964, 10282, 15604, 16102, 17596, 18236, 20564, 32204, 206753, 241627, 378397, 413506, 426703, 483254, 756794, 827012, 853406, 966508, 1513588, 1706812, 20055041, 40110082, 80220164]

約数ペア:

[(1, 80220164), (2, 40110082), (4, 20055041), (47, 1706812), (53, 1513588), (83, 966508), (94, 853406), (97, 827012), (106, 756794), (166, 483254), (188, 426703), (194, 413506), (212, 378397), (332, 241627), (388, 206753), (2491, 32204), (3901, 20564), (4399, 18236), (4559, 17596), (4982, 16102), (5141, 15604), (7802, 10282), (8051, 9964), (8798, 9118)]