40876245

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1979}}^1$

素因数の和:2016

約数の個数: 48

約数和(自身を含む): 77837760

約数和(自身を除く): 36961515

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 243, 255, 405, 459, 765, 1215, 1377, 1979, 2295, 4131, 5937, 6885, 9895, 17811, 20655, 29685, 33643, 53433, 89055, 100929, 160299, 168215, 267165, 302787, 480897, 504645, 801495, 908361, 1513935, 2404485, 2725083, 4541805, 8175249, 13625415, 40876245]

約数ペア:

[(1, 40876245), (3, 13625415), (5, 8175249), (9, 4541805), (15, 2725083), (17, 2404485), (27, 1513935), (45, 908361), (51, 801495), (81, 504645), (85, 480897), (135, 302787), (153, 267165), (243, 168215), (255, 160299), (405, 100929), (459, 89055), (765, 53433), (1215, 33643), (1377, 29685), (1979, 20655), (2295, 17811), (4131, 9895), (5937, 6885)]