129171790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{3271}}^1$

素因数の和:3648

約数の個数: 32

約数和(自身を含む): 254430720

約数和(自身を除く): 125258930

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 359, 718, 1795, 3271, 3590, 3949, 6542, 7898, 16355, 19745, 32710, 35981, 39490, 71962, 179905, 359810, 1174289, 2348578, 5871445, 11742890, 12917179, 25834358, 64585895, 129171790]

約数ペア:

[(1, 129171790), (2, 64585895), (5, 25834358), (10, 12917179), (11, 11742890), (22, 5871445), (55, 2348578), (110, 1174289), (359, 359810), (718, 179905), (1795, 71962), (3271, 39490), (3590, 35981), (3949, 32710), (6542, 19745), (7898, 16355)]