25680530

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{32507}}^1$

素因数の和:32593

約数の個数: 16

約数和(自身を含む): 46811520

約数和(自身を除く): 21130990

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 32507, 65014, 162535, 325070, 2568053, 5136106, 12840265, 25680530]

約数ペア:

[(1, 25680530), (2, 12840265), (5, 5136106), (10, 2568053), (79, 325070), (158, 162535), (395, 65014), (790, 32507)]