91351780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{8171}}^1$

素因数の和:8236

約数の個数: 48

約数和(自身を含む): 211425984

約数和(自身を除く): 120074204

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5590, 8171, 11180, 16342, 32684, 40855, 81710, 106223, 163420, 212446, 351353, 424892, 531115, 702706, 1062230, 1405412, 1756765, 2124460, 3513530, 4567589, 7027060, 9135178, 18270356, 22837945, 45675890, 91351780]

約数ペア:

[(1, 91351780), (2, 45675890), (4, 22837945), (5, 18270356), (10, 9135178), (13, 7027060), (20, 4567589), (26, 3513530), (43, 2124460), (52, 1756765), (65, 1405412), (86, 1062230), (130, 702706), (172, 531115), (215, 424892), (260, 351353), (430, 212446), (559, 163420), (860, 106223), (1118, 81710), (2236, 40855), (2795, 32684), (5590, 16342), (8171, 11180)]