290804930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{6337}}^1$

素因数の和:6710

約数の個数: 32

約数和(自身を含む): 565400304

約数和(自身を除く): 274595374

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 353, 706, 1765, 3530, 4589, 6337, 9178, 12674, 22945, 31685, 45890, 63370, 82381, 164762, 411905, 823810, 2236961, 4473922, 11184805, 22369610, 29080493, 58160986, 145402465, 290804930]

約数ペア:

[(1, 290804930), (2, 145402465), (5, 58160986), (10, 29080493), (13, 22369610), (26, 11184805), (65, 4473922), (130, 2236961), (353, 823810), (706, 411905), (1765, 164762), (3530, 82381), (4589, 63370), (6337, 45890), (9178, 31685), (12674, 22945)]