165476660

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1\times {\mathrm{439}}^1$

素因数の和:896

約数の個数: 48

約数和(自身を含む): 356590080

約数和(自身を除く): 191113420

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 401, 439, 470, 802, 878, 940, 1604, 1756, 2005, 2195, 4010, 4390, 8020, 8780, 18847, 20633, 37694, 41266, 75388, 82532, 94235, 103165, 176039, 188470, 206330, 352078, 376940, 412660, 704156, 880195, 1760390, 3520780, 8273833, 16547666, 33095332, 41369165, 82738330, 165476660]

約数ペア:

[(1, 165476660), (2, 82738330), (4, 41369165), (5, 33095332), (10, 16547666), (20, 8273833), (47, 3520780), (94, 1760390), (188, 880195), (235, 704156), (401, 412660), (439, 376940), (470, 352078), (802, 206330), (878, 188470), (940, 176039), (1604, 103165), (1756, 94235), (2005, 82532), (2195, 75388), (4010, 41266), (4390, 37694), (8020, 20633), (8780, 18847)]