1325560720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{88607}}^1$

素因数の和:88648

約数の個数: 80

約数和(自身を含む): 3559915008

約数和(自身を除く): 2234354288

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 7480, 14960, 88607, 177214, 354428, 443035, 708856, 886070, 974677, 1417712, 1506319, 1772140, 1949354, 3012638, 3544280, 3898708, 4873385, 6025276, 7088560, 7531595, 7797416, 9746770, 12050552, 15063190, 15594832, 16569509, 19493540, 24101104, 30126380, 33139018, 38987080, 60252760, 66278036, 77974160, 82847545, 120505520, 132556072, 165695090, 265112144, 331390180, 662780360, 1325560720]

約数ペア:

[(1, 1325560720), (2, 662780360), (4, 331390180), (5, 265112144), (8, 165695090), (10, 132556072), (11, 120505520), (16, 82847545), (17, 77974160), (20, 66278036), (22, 60252760), (34, 38987080), (40, 33139018), (44, 30126380), (55, 24101104), (68, 19493540), (80, 16569509), (85, 15594832), (88, 15063190), (110, 12050552), (136, 9746770), (170, 7797416), (176, 7531595), (187, 7088560), (220, 6025276), (272, 4873385), (340, 3898708), (374, 3544280), (440, 3012638), (680, 1949354), (748, 1772140), (880, 1506319), (935, 1417712), (1360, 974677), (1496, 886070), (1870, 708856), (2992, 443035), (3740, 354428), (7480, 177214), (14960, 88607)]