68412464

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1619}}^1$

素因数の和:1785

約数の個数: 40

約数和(自身を含む): 140616000

約数和(自身を除く): 72203536

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 139, 152, 278, 304, 556, 1112, 1619, 2224, 2641, 3238, 5282, 6476, 10564, 12952, 21128, 25904, 30761, 42256, 61522, 123044, 225041, 246088, 450082, 492176, 900164, 1800328, 3600656, 4275779, 8551558, 17103116, 34206232, 68412464]

約数ペア:

[(1, 68412464), (2, 34206232), (4, 17103116), (8, 8551558), (16, 4275779), (19, 3600656), (38, 1800328), (76, 900164), (139, 492176), (152, 450082), (278, 246088), (304, 225041), (556, 123044), (1112, 61522), (1619, 42256), (2224, 30761), (2641, 25904), (3238, 21128), (5282, 12952), (6476, 10564)]