69688208

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{509}}^1$

素因数の和:759

約数の個数: 40

約数和(自身を含む): 139128000

約数和(自身を除く): 69439792

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 199, 344, 398, 509, 688, 796, 1018, 1592, 2036, 3184, 4072, 8144, 8557, 17114, 21887, 34228, 43774, 68456, 87548, 101291, 136912, 175096, 202582, 350192, 405164, 810328, 1620656, 4355513, 8711026, 17422052, 34844104, 69688208]

約数ペア:

[(1, 69688208), (2, 34844104), (4, 17422052), (8, 8711026), (16, 4355513), (43, 1620656), (86, 810328), (172, 405164), (199, 350192), (344, 202582), (398, 175096), (509, 136912), (688, 101291), (796, 87548), (1018, 68456), (1592, 43774), (2036, 34228), (3184, 21887), (4072, 17114), (8144, 8557)]