200831285

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2389}}^1$

素因数の和:2477

約数の個数: 32

約数和(自身を含む): 272574720

約数和(自身を除く): 71743435

約数列:

[1, 5, 17, 23, 43, 85, 115, 215, 391, 731, 989, 1955, 2389, 3655, 4945, 11945, 16813, 40613, 54947, 84065, 102727, 203065, 274735, 513635, 934099, 1746359, 2362721, 4670495, 8731795, 11813605, 40166257, 200831285]

約数ペア:

[(1, 200831285), (5, 40166257), (17, 11813605), (23, 8731795), (43, 4670495), (85, 2362721), (115, 1746359), (215, 934099), (391, 513635), (731, 274735), (989, 203065), (1955, 102727), (2389, 84065), (3655, 54947), (4945, 40613), (11945, 16813)]