1887840955

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{5167}}^1$

素因数の和:5276

約数の個数: 64

約数和(自身を含む): 3083931648

約数和(自身を除く): 1196090693

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 73, 77, 91, 143, 365, 385, 455, 511, 715, 803, 949, 1001, 2555, 4015, 4745, 5005, 5167, 5621, 6643, 10439, 25835, 28105, 33215, 36169, 52195, 56837, 67171, 73073, 180845, 284185, 335855, 365365, 377191, 397859, 470197, 738881, 1885955, 1989295, 2350985, 2640337, 3694405, 4149101, 4903483, 5172167, 13201685, 20745505, 24517415, 25860835, 29043707, 34324381, 53938313, 145218535, 171621905, 269691565, 377568191, 1887840955]

約数ペア:

[(1, 1887840955), (5, 377568191), (7, 269691565), (11, 171621905), (13, 145218535), (35, 53938313), (55, 34324381), (65, 29043707), (73, 25860835), (77, 24517415), (91, 20745505), (143, 13201685), (365, 5172167), (385, 4903483), (455, 4149101), (511, 3694405), (715, 2640337), (803, 2350985), (949, 1989295), (1001, 1885955), (2555, 738881), (4015, 470197), (4745, 397859), (5005, 377191), (5167, 365365), (5621, 335855), (6643, 284185), (10439, 180845), (25835, 73073), (28105, 67171), (33215, 56837), (36169, 52195)]