200201405

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 253186560

約数和(自身を除く): 52985155

約数列:

[1, 5, 53, 73, 79, 131, 265, 365, 395, 655, 3869, 4187, 5767, 6943, 9563, 10349, 19345, 20935, 28835, 34715, 47815, 51745, 305651, 506839, 548497, 755477, 1528255, 2534195, 2742485, 3777385, 40040281, 200201405]

約数ペア:

[(1, 200201405), (5, 40040281), (53, 3777385), (73, 2742485), (79, 2534195), (131, 1528255), (265, 755477), (365, 548497), (395, 506839), (655, 305651), (3869, 51745), (4187, 47815), (5767, 34715), (6943, 28835), (9563, 20935), (10349, 19345)]