9900398275

素因数分解:

$5^2\times {\mathrm{1951}}^1\times {\mathrm{202981}}^1$

素因数の和:204942

約数の個数: 12

約数和(自身を含む): 12282846784

約数和(自身を除く): 2382448509

約数列:

[1, 5, 25, 1951, 9755, 48775, 202981, 1014905, 5074525, 396015931, 1980079655, 9900398275]

約数ペア:

[(1, 9900398275), (5, 1980079655), (25, 396015931), (1951, 5074525), (9755, 1014905), (48775, 202981)]