81410525

素因数分解:

$5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5227}}^1$

素因数の和:5333

約数の個数: 24

約数和(自身を含む): 116688960

約数和(自身を除く): 35278435

約数列:

[1, 5, 7, 25, 35, 89, 175, 445, 623, 2225, 3115, 5227, 15575, 26135, 36589, 130675, 182945, 465203, 914725, 2326015, 3256421, 11630075, 16282105, 81410525]

約数ペア:

[(1, 81410525), (5, 16282105), (7, 11630075), (25, 3256421), (35, 2326015), (89, 914725), (175, 465203), (445, 182945), (623, 130675), (2225, 36589), (3115, 26135), (5227, 15575)]