79876720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{12967}}^1$

素因数の和:12998

約数の個数: 80

約数和(自身を含む): 231556608

約数和(自身を除く): 151679888

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 12967, 25934, 51868, 64835, 90769, 103736, 129670, 142637, 181538, 207472, 259340, 285274, 363076, 453845, 518680, 570548, 713185, 726152, 907690, 998459, 1037360, 1141096, 1426370, 1452304, 1815380, 1996918, 2282192, 2852740, 3630760, 3993836, 4992295, 5705480, 7261520, 7987672, 9984590, 11410960, 15975344, 19969180, 39938360, 79876720]

約数ペア:

[(1, 79876720), (2, 39938360), (4, 19969180), (5, 15975344), (7, 11410960), (8, 9984590), (10, 7987672), (11, 7261520), (14, 5705480), (16, 4992295), (20, 3993836), (22, 3630760), (28, 2852740), (35, 2282192), (40, 1996918), (44, 1815380), (55, 1452304), (56, 1426370), (70, 1141096), (77, 1037360), (80, 998459), (88, 907690), (110, 726152), (112, 713185), (140, 570548), (154, 518680), (176, 453845), (220, 363076), (280, 285274), (308, 259340), (385, 207472), (440, 181538), (560, 142637), (616, 129670), (770, 103736), (880, 90769), (1232, 64835), (1540, 51868), (3080, 25934), (6160, 12967)]