71666176

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:229

約数の個数: 80

約数和(自身を含む): 154677600

約数和(自身を除く): 83011424

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 53, 64, 76, 106, 128, 139, 152, 212, 256, 278, 304, 424, 512, 556, 608, 848, 1007, 1112, 1216, 1696, 2014, 2224, 2432, 2641, 3392, 4028, 4448, 4864, 5282, 6784, 7367, 8056, 8896, 9728, 10564, 13568, 14734, 16112, 17792, 21128, 27136, 29468, 32224, 35584, 42256, 58936, 64448, 71168, 84512, 117872, 128896, 139973, 169024, 235744, 257792, 279946, 338048, 471488, 515584, 559892, 676096, 942976, 1119784, 1352192, 1885952, 2239568, 3771904, 4479136, 8958272, 17916544, 35833088, 71666176]

約数ペア:

[(1, 71666176), (2, 35833088), (4, 17916544), (8, 8958272), (16, 4479136), (19, 3771904), (32, 2239568), (38, 1885952), (53, 1352192), (64, 1119784), (76, 942976), (106, 676096), (128, 559892), (139, 515584), (152, 471488), (212, 338048), (256, 279946), (278, 257792), (304, 235744), (424, 169024), (512, 139973), (556, 128896), (608, 117872), (848, 84512), (1007, 71168), (1112, 64448), (1216, 58936), (1696, 42256), (2014, 35584), (2224, 32224), (2432, 29468), (2641, 27136), (3392, 21128), (4028, 17792), (4448, 16112), (4864, 14734), (5282, 13568), (6784, 10564), (7367, 9728), (8056, 8896)]