80703549

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 126799920

約数和(自身を除く): 46096371

約数列:

[1, 3, 9, 29, 37, 61, 87, 111, 137, 183, 261, 333, 411, 549, 1073, 1233, 1769, 2257, 3219, 3973, 5069, 5307, 6771, 8357, 9657, 11919, 15207, 15921, 20313, 25071, 35757, 45621, 65453, 75213, 147001, 196359, 242353, 309209, 441003, 589077, 727059, 927627, 1323009, 2181177, 2782881, 8967061, 26901183, 80703549]

約数ペア:

[(1, 80703549), (3, 26901183), (9, 8967061), (29, 2782881), (37, 2181177), (61, 1323009), (87, 927627), (111, 727059), (137, 589077), (183, 441003), (261, 309209), (333, 242353), (411, 196359), (549, 147001), (1073, 75213), (1233, 65453), (1769, 45621), (2257, 35757), (3219, 25071), (3973, 20313), (5069, 15921), (5307, 15207), (6771, 11919), (8357, 9657)]