81082870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{5303}}^1$

素因数の和:5460

約数の個数: 32

約数和(自身を含む): 160392960

約数和(自身を除く): 79310090

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 139, 278, 695, 1390, 1529, 3058, 5303, 7645, 10606, 15290, 26515, 53030, 58333, 116666, 291665, 583330, 737117, 1474234, 3685585, 7371170, 8108287, 16216574, 40541435, 81082870]

約数ペア:

[(1, 81082870), (2, 40541435), (5, 16216574), (10, 8108287), (11, 7371170), (22, 3685585), (55, 1474234), (110, 737117), (139, 583330), (278, 291665), (695, 116666), (1390, 58333), (1529, 53030), (3058, 26515), (5303, 15290), (7645, 10606)]