181331870

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{2011}}^1$

素因数の和:2216

約数の個数: 32

約数和(自身を含む): 333766656

約数和(自身を除く): 152434786

約数列:

[1, 2, 5, 10, 71, 127, 142, 254, 355, 635, 710, 1270, 2011, 4022, 9017, 10055, 18034, 20110, 45085, 90170, 142781, 255397, 285562, 510794, 713905, 1276985, 1427810, 2553970, 18133187, 36266374, 90665935, 181331870]

約数ペア:

[(1, 181331870), (2, 90665935), (5, 36266374), (10, 18133187), (71, 2553970), (127, 1427810), (142, 1276985), (254, 713905), (355, 510794), (635, 285562), (710, 255397), (1270, 142781), (2011, 90170), (4022, 45085), (9017, 20110), (10055, 18034)]