15980971325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{514271}}^1$

素因数の和:514405

約数の個数: 24

約数和(自身を含む): 21809246976

約数和(自身を除く): 5828275651

約数列:

[1, 5, 11, 25, 55, 113, 275, 565, 1243, 2825, 6215, 31075, 514271, 2571355, 5656981, 12856775, 28284905, 58112623, 141424525, 290563115, 639238853, 1452815575, 3196194265, 15980971325]

約数ペア:

[(1, 15980971325), (5, 3196194265), (11, 1452815575), (25, 639238853), (55, 290563115), (113, 141424525), (275, 58112623), (565, 28284905), (1243, 12856775), (2825, 5656981), (6215, 2571355), (31075, 514271)]