87313330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{1993}}^1$

素因数の和:2350

約数の個数: 32

約数和(自身を含む): 169840944

約数和(自身を除く): 82527614

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 337, 674, 1685, 1993, 3370, 3986, 4381, 8762, 9965, 19930, 21905, 25909, 43810, 51818, 129545, 259090, 671641, 1343282, 3358205, 6716410, 8731333, 17462666, 43656665, 87313330]

約数ペア:

[(1, 87313330), (2, 43656665), (5, 17462666), (10, 8731333), (13, 6716410), (26, 3358205), (65, 1343282), (130, 671641), (337, 259090), (674, 129545), (1685, 51818), (1993, 43810), (3370, 25909), (3986, 21905), (4381, 19930), (8762, 9965)]