26065280

素因数分解:

$2^7\times 5^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:451

約数の個数: 64

約数和(自身を含む): 62974800

約数和(自身を除く): 36909520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 278, 293, 320, 556, 586, 640, 695, 1112, 1172, 1390, 1465, 2224, 2344, 2780, 2930, 4448, 4688, 5560, 5860, 8896, 9376, 11120, 11720, 17792, 18752, 22240, 23440, 37504, 40727, 44480, 46880, 81454, 88960, 93760, 162908, 187520, 203635, 325816, 407270, 651632, 814540, 1303264, 1629080, 2606528, 3258160, 5213056, 6516320, 13032640, 26065280]

約数ペア:

[(1, 26065280), (2, 13032640), (4, 6516320), (5, 5213056), (8, 3258160), (10, 2606528), (16, 1629080), (20, 1303264), (32, 814540), (40, 651632), (64, 407270), (80, 325816), (128, 203635), (139, 187520), (160, 162908), (278, 93760), (293, 88960), (320, 81454), (556, 46880), (586, 44480), (640, 40727), (695, 37504), (1112, 23440), (1172, 22240), (1390, 18752), (1465, 17792), (2224, 11720), (2344, 11120), (2780, 9376), (2930, 8896), (4448, 5860), (4688, 5560)]