90866000

素因数分解:

$2^4\times 5^3\times {\mathrm{45433}}^1$

素因数の和:45456

約数の個数: 40

約数和(自身を含む): 219718824

約数和(自身を除く): 128852824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 45433, 90866, 181732, 227165, 363464, 454330, 726928, 908660, 1135825, 1817320, 2271650, 3634640, 4543300, 5679125, 9086600, 11358250, 18173200, 22716500, 45433000, 90866000]

約数ペア:

[(1, 90866000), (2, 45433000), (4, 22716500), (5, 18173200), (8, 11358250), (10, 9086600), (16, 5679125), (20, 4543300), (25, 3634640), (40, 2271650), (50, 1817320), (80, 1135825), (100, 908660), (125, 726928), (200, 454330), (250, 363464), (400, 227165), (500, 181732), (1000, 90866), (2000, 45433)]