82864000

素因数分解:

$2^7\times 5^3\times {\mathrm{5179}}^1$

素因数の和:5208

約数の個数: 64

約数和(自身を含む): 206060400

約数和(自身を除く): 123196400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 320, 400, 500, 640, 800, 1000, 1600, 2000, 3200, 4000, 5179, 8000, 10358, 16000, 20716, 25895, 41432, 51790, 82864, 103580, 129475, 165728, 207160, 258950, 331456, 414320, 517900, 647375, 662912, 828640, 1035800, 1294750, 1657280, 2071600, 2589500, 3314560, 4143200, 5179000, 8286400, 10358000, 16572800, 20716000, 41432000, 82864000]

約数ペア:

[(1, 82864000), (2, 41432000), (4, 20716000), (5, 16572800), (8, 10358000), (10, 8286400), (16, 5179000), (20, 4143200), (25, 3314560), (32, 2589500), (40, 2071600), (50, 1657280), (64, 1294750), (80, 1035800), (100, 828640), (125, 662912), (128, 647375), (160, 517900), (200, 414320), (250, 331456), (320, 258950), (400, 207160), (500, 165728), (640, 129475), (800, 103580), (1000, 82864), (1600, 51790), (2000, 41432), (3200, 25895), (4000, 20716), (5179, 16000), (8000, 10358)]