80696660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{6217}}^1$

素因数の和:6296

約数の個数: 48

約数和(自身を含む): 188032320

約数和(自身を除く): 107335660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 649, 1180, 1298, 2596, 3245, 6217, 6490, 12434, 12980, 24868, 31085, 62170, 68387, 124340, 136774, 273548, 341935, 366803, 683870, 733606, 1367740, 1467212, 1834015, 3668030, 4034833, 7336060, 8069666, 16139332, 20174165, 40348330, 80696660]

約数ペア:

[(1, 80696660), (2, 40348330), (4, 20174165), (5, 16139332), (10, 8069666), (11, 7336060), (20, 4034833), (22, 3668030), (44, 1834015), (55, 1467212), (59, 1367740), (110, 733606), (118, 683870), (220, 366803), (236, 341935), (295, 273548), (590, 136774), (649, 124340), (1180, 68387), (1298, 62170), (2596, 31085), (3245, 24868), (6217, 12980), (6490, 12434)]