69138520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157133}}^1$

素因数の和:157155

約数の個数: 32

約数和(自身を含む): 169704720

約数和(自身を除く): 100566200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 157133, 314266, 628532, 785665, 1257064, 1571330, 1728463, 3142660, 3456926, 6285320, 6913852, 8642315, 13827704, 17284630, 34569260, 69138520]

約数ペア:

[(1, 69138520), (2, 34569260), (4, 17284630), (5, 13827704), (8, 8642315), (10, 6913852), (11, 6285320), (20, 3456926), (22, 3142660), (40, 1728463), (44, 1571330), (55, 1257064), (88, 785665), (110, 628532), (220, 314266), (440, 157133)]