204023995

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1069}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 307389600

約数和(自身を除く): 103365605

約数列:

[1, 5, 7, 19, 35, 41, 49, 95, 133, 205, 245, 287, 665, 779, 931, 1069, 1435, 2009, 3895, 4655, 5345, 5453, 7483, 10045, 20311, 27265, 37415, 38171, 43829, 52381, 101555, 142177, 190855, 219145, 261905, 306803, 710885, 832751, 995239, 1534015, 2147621, 4163755, 4976195, 5829257, 10738105, 29146285, 40804799, 204023995]

約数ペア:

[(1, 204023995), (5, 40804799), (7, 29146285), (19, 10738105), (35, 5829257), (41, 4976195), (49, 4163755), (95, 2147621), (133, 1534015), (205, 995239), (245, 832751), (287, 710885), (665, 306803), (779, 261905), (931, 219145), (1069, 190855), (1435, 142177), (2009, 101555), (3895, 52381), (4655, 43829), (5345, 38171), (5453, 37415), (7483, 27265), (10045, 20311)]