25179740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{30707}}^1$

素因数の和:30757

約数の個数: 24

約数和(自身を含む): 54168912

約数和(自身を除く): 28989172

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 30707, 61414, 122828, 153535, 307070, 614140, 1258987, 2517974, 5035948, 6294935, 12589870, 25179740]

約数ペア:

[(1, 25179740), (2, 12589870), (4, 6294935), (5, 5035948), (10, 2517974), (20, 1258987), (41, 614140), (82, 307070), (164, 153535), (205, 122828), (410, 61414), (820, 30707)]