90890975

素因数分解:

$5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{8803}}^1$

素因数の和:8879

約数の個数: 24

約数和(自身を含む): 131003520

約数和(自身を除く): 40112545

約数列:

[1, 5, 7, 25, 35, 59, 175, 295, 413, 1475, 2065, 8803, 10325, 44015, 61621, 220075, 308105, 519377, 1540525, 2596885, 3635639, 12984425, 18178195, 90890975]

約数ペア:

[(1, 90890975), (5, 18178195), (7, 12984425), (25, 3635639), (35, 2596885), (59, 1540525), (175, 519377), (295, 308105), (413, 220075), (1475, 61621), (2065, 44015), (8803, 10325)]