81180494470

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1987}}^1\times {\mathrm{38183}}^1$

素因数の和:40284

約数の個数: 32

約数和(自身を含む): 147568635648

約数和(自身を除く): 66388141178

約数列:

[1, 2, 5, 10, 107, 214, 535, 1070, 1987, 3974, 9935, 19870, 38183, 76366, 190915, 212609, 381830, 425218, 1063045, 2126090, 4085581, 8171162, 20427905, 40855810, 75869621, 151739242, 379348105, 758696210, 8118049447, 16236098894, 40590247235, 81180494470]

約数ペア:

[(1, 81180494470), (2, 40590247235), (5, 16236098894), (10, 8118049447), (107, 758696210), (214, 379348105), (535, 151739242), (1070, 75869621), (1987, 40855810), (3974, 20427905), (9935, 8171162), (19870, 4085581), (38183, 2126090), (76366, 1063045), (190915, 425218), (212609, 381830)]