68470288

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1811}}^1$

素因数の和:1975

約数の個数: 40

約数和(自身を含む): 141553440

約数和(自身を除く): 73083152

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 139, 272, 278, 556, 1112, 1811, 2224, 2363, 3622, 4726, 7244, 9452, 14488, 18904, 28976, 30787, 37808, 61574, 123148, 246296, 251729, 492592, 503458, 1006916, 2013832, 4027664, 4279393, 8558786, 17117572, 34235144, 68470288]

約数ペア:

[(1, 68470288), (2, 34235144), (4, 17117572), (8, 8558786), (16, 4279393), (17, 4027664), (34, 2013832), (68, 1006916), (136, 503458), (139, 492592), (272, 251729), (278, 246296), (556, 123148), (1112, 61574), (1811, 37808), (2224, 30787), (2363, 28976), (3622, 18904), (4726, 14488), (7244, 9452)]