85876240

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{5449}}^1$

素因数の和:5659

約数の個数: 40

約数和(自身を含む): 200712600

約数和(自身を除く): 114836360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 3152, 3940, 5449, 7880, 10898, 15760, 21796, 27245, 43592, 54490, 87184, 108980, 217960, 435920, 1073453, 2146906, 4293812, 5367265, 8587624, 10734530, 17175248, 21469060, 42938120, 85876240]

約数ペア:

[(1, 85876240), (2, 42938120), (4, 21469060), (5, 17175248), (8, 10734530), (10, 8587624), (16, 5367265), (20, 4293812), (40, 2146906), (80, 1073453), (197, 435920), (394, 217960), (788, 108980), (985, 87184), (1576, 54490), (1970, 43592), (3152, 27245), (3940, 21796), (5449, 15760), (7880, 10898)]