80869138

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1583}}^1$

素因数の和:1722

約数の個数: 32

約数和(自身を含む): 143700480

約数和(自身を除く): 62831342

約数列:

[1, 2, 7, 14, 41, 82, 89, 178, 287, 574, 623, 1246, 1583, 3166, 3649, 7298, 11081, 22162, 25543, 51086, 64903, 129806, 140887, 281774, 454321, 908642, 986209, 1972418, 5776367, 11552734, 40434569, 80869138]

約数ペア:

[(1, 80869138), (2, 40434569), (7, 11552734), (14, 5776367), (41, 1972418), (82, 986209), (89, 908642), (178, 454321), (287, 281774), (574, 140887), (623, 129806), (1246, 64903), (1583, 51086), (3166, 25543), (3649, 22162), (7298, 11081)]