80021750060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{81654847}}^1$

素因数の和:81654870

約数の個数: 36

約数和(自身を含む): 195481706112

約数和(自身を除く): 115459956052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 81654847, 163309694, 326619388, 408274235, 571583929, 816548470, 1143167858, 1633096940, 2286335716, 2857919645, 4001087503, 5715839290, 8002175006, 11431678580, 16004350012, 20005437515, 40010875030, 80021750060]

約数ペア:

[(1, 80021750060), (2, 40010875030), (4, 20005437515), (5, 16004350012), (7, 11431678580), (10, 8002175006), (14, 5715839290), (20, 4001087503), (28, 2857919645), (35, 2286335716), (49, 1633096940), (70, 1143167858), (98, 816548470), (140, 571583929), (196, 408274235), (245, 326619388), (490, 163309694), (980, 81654847)]