81073712

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{1459}}^1$

素因数の和:1641

約数の個数: 40

約数和(自身を含む): 165108480

約数和(自身を除く): 84034768

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 151, 184, 302, 368, 604, 1208, 1459, 2416, 2918, 3473, 5836, 6946, 11672, 13892, 23344, 27784, 33557, 55568, 67114, 134228, 220309, 268456, 440618, 536912, 881236, 1762472, 3524944, 5067107, 10134214, 20268428, 40536856, 81073712]

約数ペア:

[(1, 81073712), (2, 40536856), (4, 20268428), (8, 10134214), (16, 5067107), (23, 3524944), (46, 1762472), (92, 881236), (151, 536912), (184, 440618), (302, 268456), (368, 220309), (604, 134228), (1208, 67114), (1459, 55568), (2416, 33557), (2918, 27784), (3473, 23344), (5836, 13892), (6946, 11672)]