201958075

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{66763}}^1$

素因数の和:66795

約数の個数: 18

約数和(自身を含む): 275267972

約数和(自身を除く): 73309897

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 66763, 333815, 734393, 1669075, 3671965, 8078323, 18359825, 40391615, 201958075]

約数ペア:

[(1, 201958075), (5, 40391615), (11, 18359825), (25, 8078323), (55, 3671965), (121, 1669075), (275, 734393), (605, 333815), (3025, 66763)]