25892000

素因数分解:

$2^5\times 5^3\times {\mathrm{6473}}^1$

素因数の和:6498

約数の個数: 48

約数和(自身を含む): 63626472

約数和(自身を除く): 37734472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 6473, 12946, 25892, 32365, 51784, 64730, 103568, 129460, 161825, 207136, 258920, 323650, 517840, 647300, 809125, 1035680, 1294600, 1618250, 2589200, 3236500, 5178400, 6473000, 12946000, 25892000]

約数ペア:

[(1, 25892000), (2, 12946000), (4, 6473000), (5, 5178400), (8, 3236500), (10, 2589200), (16, 1618250), (20, 1294600), (25, 1035680), (32, 809125), (40, 647300), (50, 517840), (80, 323650), (100, 258920), (125, 207136), (160, 161825), (200, 129460), (250, 103568), (400, 64730), (500, 51784), (800, 32365), (1000, 25892), (2000, 12946), (4000, 6473)]