9000800

素因数分解:

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

素因数の和:11271

約数の個数: 36

約数和(自身を含む): 21975156

約数和(自身を除く): 12974356

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 11251, 22502, 45004, 56255, 90008, 112510, 180016, 225020, 281275, 360032, 450040, 562550, 900080, 1125100, 1800160, 2250200, 4500400, 9000800]

約数ペア:

[(1, 9000800), (2, 4500400), (4, 2250200), (5, 1800160), (8, 1125100), (10, 900080), (16, 562550), (20, 450040), (25, 360032), (32, 281275), (40, 225020), (50, 180016), (80, 112510), (100, 90008), (160, 56255), (200, 45004), (400, 22502), (800, 11251)]