16290800

素因数分解:

$2^4\times 5^2\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:450

約数の個数: 60

約数和(自身を含む): 39554760

約数和(自身を除く): 23263960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 139, 200, 278, 293, 400, 556, 586, 695, 1112, 1172, 1390, 1465, 2224, 2344, 2780, 2930, 3475, 4688, 5560, 5860, 6950, 7325, 11120, 11720, 13900, 14650, 23440, 27800, 29300, 40727, 55600, 58600, 81454, 117200, 162908, 203635, 325816, 407270, 651632, 814540, 1018175, 1629080, 2036350, 3258160, 4072700, 8145400, 16290800]

約数ペア:

[(1, 16290800), (2, 8145400), (4, 4072700), (5, 3258160), (8, 2036350), (10, 1629080), (16, 1018175), (20, 814540), (25, 651632), (40, 407270), (50, 325816), (80, 203635), (100, 162908), (139, 117200), (200, 81454), (278, 58600), (293, 55600), (400, 40727), (556, 29300), (586, 27800), (695, 23440), (1112, 14650), (1172, 13900), (1390, 11720), (1465, 11120), (2224, 7325), (2344, 6950), (2780, 5860), (2930, 5560), (3475, 4688)]