68277560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131303}}^1$

素因数の和:131327

約数の個数: 32

約数和(自身を含む): 165443040

約数和(自身を除く): 97165480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 131303, 262606, 525212, 656515, 1050424, 1313030, 1706939, 2626060, 3413878, 5252120, 6827756, 8534695, 13655512, 17069390, 34138780, 68277560]

約数ペア:

[(1, 68277560), (2, 34138780), (4, 17069390), (5, 13655512), (8, 8534695), (10, 6827756), (13, 5252120), (20, 3413878), (26, 2626060), (40, 1706939), (52, 1313030), (65, 1050424), (104, 656515), (130, 525212), (260, 262606), (520, 131303)]