25017590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3631}}^1$

素因数の和:3704

約数の個数: 32

約数和(自身を含む): 49424256

約数和(自身を除く): 24406666

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 3631, 6890, 7262, 18155, 36310, 47203, 94406, 192443, 236015, 384886, 472030, 962215, 1924430, 2501759, 5003518, 12508795, 25017590]

約数ペア:

[(1, 25017590), (2, 12508795), (5, 5003518), (10, 2501759), (13, 1924430), (26, 962215), (53, 472030), (65, 384886), (106, 236015), (130, 192443), (265, 94406), (530, 47203), (689, 36310), (1378, 18155), (3445, 7262), (3631, 6890)]