81747776

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{769}}^1$

素因数の和:943

約数の個数: 56

約数和(自身を含む): 178368960

約数和(自身を除く): 96621184

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 151, 176, 302, 352, 604, 704, 769, 1208, 1538, 1661, 2416, 3076, 3322, 4832, 6152, 6644, 8459, 9664, 12304, 13288, 16918, 24608, 26576, 33836, 49216, 53152, 67672, 106304, 116119, 135344, 232238, 270688, 464476, 541376, 928952, 1277309, 1857904, 2554618, 3715808, 5109236, 7431616, 10218472, 20436944, 40873888, 81747776]

約数ペア:

[(1, 81747776), (2, 40873888), (4, 20436944), (8, 10218472), (11, 7431616), (16, 5109236), (22, 3715808), (32, 2554618), (44, 1857904), (64, 1277309), (88, 928952), (151, 541376), (176, 464476), (302, 270688), (352, 232238), (604, 135344), (704, 116119), (769, 106304), (1208, 67672), (1538, 53152), (1661, 49216), (2416, 33836), (3076, 26576), (3322, 24608), (4832, 16918), (6152, 13288), (6644, 12304), (8459, 9664)]