80565840

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{12433}}^1$

素因数の和:12458

約数の個数: 100

約数和(自身を含む): 279839604

約数和(自身を除く): 199273764

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 12433, 24866, 37299, 49732, 62165, 74598, 99464, 111897, 124330, 149196, 186495, 198928, 223794, 248660, 298392, 335691, 372990, 447588, 497320, 559485, 596784, 671382, 745980, 895176, 994640, 1007073, 1118970, 1342764, 1491960, 1678455, 1790352, 2014146, 2237940, 2685528, 2983920, 3356910, 4028292, 4475880, 5035365, 5371056, 6713820, 8056584, 8951760, 10070730, 13427640, 16113168, 20141460, 26855280, 40282920, 80565840]

約数ペア:

[(1, 80565840), (2, 40282920), (3, 26855280), (4, 20141460), (5, 16113168), (6, 13427640), (8, 10070730), (9, 8951760), (10, 8056584), (12, 6713820), (15, 5371056), (16, 5035365), (18, 4475880), (20, 4028292), (24, 3356910), (27, 2983920), (30, 2685528), (36, 2237940), (40, 2014146), (45, 1790352), (48, 1678455), (54, 1491960), (60, 1342764), (72, 1118970), (80, 1007073), (81, 994640), (90, 895176), (108, 745980), (120, 671382), (135, 596784), (144, 559485), (162, 497320), (180, 447588), (216, 372990), (240, 335691), (270, 298392), (324, 248660), (360, 223794), (405, 198928), (432, 186495), (540, 149196), (648, 124330), (720, 111897), (810, 99464), (1080, 74598), (1296, 62165), (1620, 49732), (2160, 37299), (3240, 24866), (6480, 12433)]