99448990

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{140069}}^1$

素因数の和:140147

約数の個数: 16

約数和(自身を含む): 181530720

約数和(自身を除く): 82081730

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 140069, 280138, 700345, 1400690, 9944899, 19889798, 49724495, 99448990]

約数ペア:

[(1, 99448990), (2, 49724495), (5, 19889798), (10, 9944899), (71, 1400690), (142, 700345), (355, 280138), (710, 140069)]