168261665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 255467520

約数和(自身を除く): 87205855

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 109, 127, 143, 187, 221, 545, 635, 715, 935, 1105, 1199, 1397, 1417, 1651, 1853, 2159, 2431, 5995, 6985, 7085, 8255, 9265, 10795, 12155, 13843, 15587, 18161, 20383, 23749, 24089, 28067, 69215, 77935, 90805, 101915, 118745, 120445, 140335, 152273, 179959, 235331, 264979, 308737, 761365, 899795, 1176655, 1324895, 1543685, 1979549, 2588641, 3059303, 9897745, 12943205, 15296515, 33652333, 168261665]

約数ペア:

[(1, 168261665), (5, 33652333), (11, 15296515), (13, 12943205), (17, 9897745), (55, 3059303), (65, 2588641), (85, 1979549), (109, 1543685), (127, 1324895), (143, 1176655), (187, 899795), (221, 761365), (545, 308737), (635, 264979), (715, 235331), (935, 179959), (1105, 152273), (1199, 140335), (1397, 120445), (1417, 118745), (1651, 101915), (1853, 90805), (2159, 77935), (2431, 69215), (5995, 28067), (6985, 24089), (7085, 23749), (8255, 20383), (9265, 18161), (10795, 15587), (12155, 13843)]