66462880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3433}}^1$

素因数の和:3470

約数の個数: 72

約数和(自身を含む): 172640916

約数和(自身を除く): 106178036

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1760, 1936, 2420, 3433, 3872, 4840, 6866, 9680, 13732, 17165, 19360, 27464, 34330, 37763, 54928, 68660, 75526, 109856, 137320, 151052, 188815, 274640, 302104, 377630, 415393, 549280, 604208, 755260, 830786, 1208416, 1510520, 1661572, 2076965, 3021040, 3323144, 4153930, 6042080, 6646288, 8307860, 13292576, 16615720, 33231440, 66462880]

約数ペア:

[(1, 66462880), (2, 33231440), (4, 16615720), (5, 13292576), (8, 8307860), (10, 6646288), (11, 6042080), (16, 4153930), (20, 3323144), (22, 3021040), (32, 2076965), (40, 1661572), (44, 1510520), (55, 1208416), (80, 830786), (88, 755260), (110, 604208), (121, 549280), (160, 415393), (176, 377630), (220, 302104), (242, 274640), (352, 188815), (440, 151052), (484, 137320), (605, 109856), (880, 75526), (968, 68660), (1210, 54928), (1760, 37763), (1936, 34330), (2420, 27464), (3433, 19360), (3872, 17165), (4840, 13732), (6866, 9680)]