1288897925

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{4049}}^1$

素因数の和:4190

約数の個数: 48

約数和(自身を含む): 1952553600

約数和(自身を除く): 663655675

約数列:

[1, 5, 7, 17, 25, 35, 85, 107, 119, 175, 425, 535, 595, 749, 1819, 2675, 2975, 3745, 4049, 9095, 12733, 18725, 20245, 28343, 45475, 63665, 68833, 101225, 141715, 318325, 344165, 433243, 481831, 708575, 1720825, 2166215, 2409155, 3032701, 7365131, 10831075, 12045775, 15163505, 36825655, 51555917, 75817525, 184128275, 257779585, 1288897925]

約数ペア:

[(1, 1288897925), (5, 257779585), (7, 184128275), (17, 75817525), (25, 51555917), (35, 36825655), (85, 15163505), (107, 12045775), (119, 10831075), (175, 7365131), (425, 3032701), (535, 2409155), (595, 2166215), (749, 1720825), (1819, 708575), (2675, 481831), (2975, 433243), (3745, 344165), (4049, 318325), (9095, 141715), (12733, 101225), (18725, 68833), (20245, 63665), (28343, 45475)]