68045744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:286

約数の個数: 80

約数和(自身を含む): 149823744

約数和(自身を除く): 81778000

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 61, 62, 104, 122, 124, 173, 208, 244, 248, 346, 403, 488, 496, 692, 793, 806, 976, 1384, 1586, 1612, 1891, 2249, 2768, 3172, 3224, 3782, 4498, 5363, 6344, 6448, 7564, 8996, 10553, 10726, 12688, 15128, 17992, 21106, 21452, 24583, 30256, 35984, 42212, 42904, 49166, 69719, 84424, 85808, 98332, 137189, 139438, 168848, 196664, 274378, 278876, 327143, 393328, 548756, 557752, 654286, 1097512, 1115504, 1308572, 2195024, 2617144, 4252859, 5234288, 8505718, 17011436, 34022872, 68045744]

約数ペア:

[(1, 68045744), (2, 34022872), (4, 17011436), (8, 8505718), (13, 5234288), (16, 4252859), (26, 2617144), (31, 2195024), (52, 1308572), (61, 1115504), (62, 1097512), (104, 654286), (122, 557752), (124, 548756), (173, 393328), (208, 327143), (244, 278876), (248, 274378), (346, 196664), (403, 168848), (488, 139438), (496, 137189), (692, 98332), (793, 85808), (806, 84424), (976, 69719), (1384, 49166), (1586, 42904), (1612, 42212), (1891, 35984), (2249, 30256), (2768, 24583), (3172, 21452), (3224, 21106), (3782, 17992), (4498, 15128), (5363, 12688), (6344, 10726), (6448, 10553), (7564, 8996)]