25293190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3671}}^1$

素因数の和:3744

約数の個数: 32

約数和(自身を含む): 49968576

約数和(自身を除く): 24675386

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 3671, 6890, 7342, 18355, 36710, 47723, 95446, 194563, 238615, 389126, 477230, 972815, 1945630, 2529319, 5058638, 12646595, 25293190]

約数ペア:

[(1, 25293190), (2, 12646595), (5, 5058638), (10, 2529319), (13, 1945630), (26, 972815), (53, 477230), (65, 389126), (106, 238615), (130, 194563), (265, 95446), (530, 47723), (689, 36710), (1378, 18355), (3445, 7342), (3671, 6890)]