42538000

素因数分解:

$2^4\times 5^3\times {\mathrm{21269}}^1$

素因数の和:21292

約数の個数: 40

約数和(自身を含む): 102861720

約数和(自身を除く): 60323720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 21269, 42538, 85076, 106345, 170152, 212690, 340304, 425380, 531725, 850760, 1063450, 1701520, 2126900, 2658625, 4253800, 5317250, 8507600, 10634500, 21269000, 42538000]

約数ペア:

[(1, 42538000), (2, 21269000), (4, 10634500), (5, 8507600), (8, 5317250), (10, 4253800), (16, 2658625), (20, 2126900), (25, 1701520), (40, 1063450), (50, 850760), (80, 531725), (100, 425380), (125, 340304), (200, 212690), (250, 170152), (400, 106345), (500, 85076), (1000, 42538), (2000, 21269)]