67788656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1009}}^1$

素因数の和:1066

約数の個数: 80

約数和(自身を含む): 157802400

約数和(自身を除く): 90013744

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 208, 221, 247, 272, 304, 323, 442, 494, 646, 884, 988, 1009, 1292, 1768, 1976, 2018, 2584, 3536, 3952, 4036, 4199, 5168, 8072, 8398, 13117, 16144, 16796, 17153, 19171, 26234, 33592, 34306, 38342, 52468, 67184, 68612, 76684, 104936, 137224, 153368, 209872, 222989, 249223, 274448, 306736, 325907, 445978, 498446, 651814, 891956, 996892, 1303628, 1783912, 1993784, 2607256, 3567824, 3987568, 4236791, 5214512, 8473582, 16947164, 33894328, 67788656]

約数ペア:

[(1, 67788656), (2, 33894328), (4, 16947164), (8, 8473582), (13, 5214512), (16, 4236791), (17, 3987568), (19, 3567824), (26, 2607256), (34, 1993784), (38, 1783912), (52, 1303628), (68, 996892), (76, 891956), (104, 651814), (136, 498446), (152, 445978), (208, 325907), (221, 306736), (247, 274448), (272, 249223), (304, 222989), (323, 209872), (442, 153368), (494, 137224), (646, 104936), (884, 76684), (988, 68612), (1009, 67184), (1292, 52468), (1768, 38342), (1976, 34306), (2018, 33592), (2584, 26234), (3536, 19171), (3952, 17153), (4036, 16796), (4199, 16144), (5168, 13117), (8072, 8398)]