56255000

素因数分解:

$2^3\times 5^4\times {\mathrm{11251}}^1$

素因数の和:11277

約数の個数: 40

約数和(自身を含む): 131817180

約数和(自身を除く): 75562180

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 5000, 11251, 22502, 45004, 56255, 90008, 112510, 225020, 281275, 450040, 562550, 1125100, 1406375, 2250200, 2812750, 5625500, 7031875, 11251000, 14063750, 28127500, 56255000]

約数ペア:

[(1, 56255000), (2, 28127500), (4, 14063750), (5, 11251000), (8, 7031875), (10, 5625500), (20, 2812750), (25, 2250200), (40, 1406375), (50, 1125100), (100, 562550), (125, 450040), (200, 281275), (250, 225020), (500, 112510), (625, 90008), (1000, 56255), (1250, 45004), (2500, 22502), (5000, 11251)]