72188000

素因数分解:

$2^5\times 5^3\times {\mathrm{18047}}^1$

素因数の和:18072

約数の個数: 48

約数和(自身を含む): 177375744

約数和(自身を除く): 105187744

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, 18047, 36094, 72188, 90235, 144376, 180470, 288752, 360940, 451175, 577504, 721880, 902350, 1443760, 1804700, 2255875, 2887520, 3609400, 4511750, 7218800, 9023500, 14437600, 18047000, 36094000, 72188000]

約数ペア:

[(1, 72188000), (2, 36094000), (4, 18047000), (5, 14437600), (8, 9023500), (10, 7218800), (16, 4511750), (20, 3609400), (25, 2887520), (32, 2255875), (40, 1804700), (50, 1443760), (80, 902350), (100, 721880), (125, 577504), (160, 451175), (200, 360940), (250, 288752), (400, 180470), (500, 144376), (800, 90235), (1000, 72188), (2000, 36094), (4000, 18047)]