200081210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{21491}}^1$

素因数の和:21531

約数の個数: 48

約数和(自身を含む): 441015840

約数和(自身を除く): 240934630

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 931, 1330, 1862, 4655, 9310, 21491, 42982, 107455, 150437, 214910, 300874, 408329, 752185, 816658, 1053059, 1504370, 2041645, 2106118, 2858303, 4083290, 5265295, 5716606, 10530590, 14291515, 20008121, 28583030, 40016242, 100040605, 200081210]

約数ペア:

[(1, 200081210), (2, 100040605), (5, 40016242), (7, 28583030), (10, 20008121), (14, 14291515), (19, 10530590), (35, 5716606), (38, 5265295), (49, 4083290), (70, 2858303), (95, 2106118), (98, 2041645), (133, 1504370), (190, 1053059), (245, 816658), (266, 752185), (490, 408329), (665, 300874), (931, 214910), (1330, 150437), (1862, 107455), (4655, 42982), (9310, 21491)]