199292500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{7247}}^1$

素因数の和:7282

約数の個数: 60

約数和(自身を含む): 475497792

約数和(自身を除く): 276205292

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 625, 1100, 1250, 1375, 2500, 2750, 5500, 6875, 7247, 13750, 14494, 27500, 28988, 36235, 72470, 79717, 144940, 159434, 181175, 318868, 362350, 398585, 724700, 797170, 905875, 1594340, 1811750, 1992925, 3623500, 3985850, 4529375, 7971700, 9058750, 9964625, 18117500, 19929250, 39858500, 49823125, 99646250, 199292500]

約数ペア:

[(1, 199292500), (2, 99646250), (4, 49823125), (5, 39858500), (10, 19929250), (11, 18117500), (20, 9964625), (22, 9058750), (25, 7971700), (44, 4529375), (50, 3985850), (55, 3623500), (100, 1992925), (110, 1811750), (125, 1594340), (220, 905875), (250, 797170), (275, 724700), (500, 398585), (550, 362350), (625, 318868), (1100, 181175), (1250, 159434), (1375, 144940), (2500, 79717), (2750, 72470), (5500, 36235), (6875, 28988), (7247, 27500), (13750, 14494)]