80818562

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{521}}^1\times {\mathrm{641}}^1$

素因数の和:1186

約数の個数: 24

約数和(自身を含む): 133714476

約数和(自身を除く): 52895914

約数列:

[1, 2, 11, 22, 121, 242, 521, 641, 1042, 1282, 5731, 7051, 11462, 14102, 63041, 77561, 126082, 155122, 333961, 667922, 3673571, 7347142, 40409281, 80818562]

約数ペア:

[(1, 80818562), (2, 40409281), (11, 7347142), (22, 3673571), (121, 667922), (242, 333961), (521, 155122), (641, 126082), (1042, 77561), (1282, 63041), (5731, 14102), (7051, 11462)]