1289213000

素因数分解:

$2^3\times 5^3\times {\mathrm{1289213}}^1$

素因数の和:1289234

約数の個数: 32

約数和(自身を含む): 3016760760

約数和(自身を除く): 1727547760

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 1289213, 2578426, 5156852, 6446065, 10313704, 12892130, 25784260, 32230325, 51568520, 64460650, 128921300, 161151625, 257842600, 322303250, 644606500, 1289213000]

約数ペア:

[(1, 1289213000), (2, 644606500), (4, 322303250), (5, 257842600), (8, 161151625), (10, 128921300), (20, 64460650), (25, 51568520), (40, 32230325), (50, 25784260), (100, 12892130), (125, 10313704), (200, 6446065), (250, 5156852), (500, 2578426), (1000, 1289213)]