2021625005

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1\times {\mathrm{25621}}^1$

素因数の和:26036

約数の個数: 16

約数和(自身を含む): 2489228544

約数和(自身を除く): 467603539

約数列:

[1, 5, 43, 215, 367, 1835, 15781, 25621, 78905, 128105, 1101703, 5508515, 9402907, 47014535, 404325001, 2021625005]

約数ペア:

[(1, 2021625005), (5, 404325001), (43, 47014535), (215, 9402907), (367, 5508515), (1835, 1101703), (15781, 128105), (25621, 78905)]