8266138000

素因数分解:

$2^4\times 5^3\times {\mathrm{4133069}}^1$

素因数の和:4133092

約数の個数: 40

約数和(自身を含む): 19987526520

約数和(自身を除く): 11721388520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 4133069, 8266138, 16532276, 20665345, 33064552, 41330690, 66129104, 82661380, 103326725, 165322760, 206653450, 330645520, 413306900, 516633625, 826613800, 1033267250, 1653227600, 2066534500, 4133069000, 8266138000]

約数ペア:

[(1, 8266138000), (2, 4133069000), (4, 2066534500), (5, 1653227600), (8, 1033267250), (10, 826613800), (16, 516633625), (20, 413306900), (25, 330645520), (40, 206653450), (50, 165322760), (80, 103326725), (100, 82661380), (125, 66129104), (200, 41330690), (250, 33064552), (400, 20665345), (500, 16532276), (1000, 8266138), (2000, 4133069)]