2564756500

素因数分解:

$2^2\times 5^3\times {\mathrm{43}}^1\times {\mathrm{119291}}^1$

素因数の和:119353

約数の個数: 48

約数和(自身を含む): 5731742016

約数和(自身を除く): 3166985516

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 125, 172, 215, 250, 430, 500, 860, 1075, 2150, 4300, 5375, 10750, 21500, 119291, 238582, 477164, 596455, 1192910, 2385820, 2982275, 5129513, 5964550, 10259026, 11929100, 14911375, 20518052, 25647565, 29822750, 51295130, 59645500, 102590260, 128237825, 256475650, 512951300, 641189125, 1282378250, 2564756500]

約数ペア:

[(1, 2564756500), (2, 1282378250), (4, 641189125), (5, 512951300), (10, 256475650), (20, 128237825), (25, 102590260), (43, 59645500), (50, 51295130), (86, 29822750), (100, 25647565), (125, 20518052), (172, 14911375), (215, 11929100), (250, 10259026), (430, 5964550), (500, 5129513), (860, 2982275), (1075, 2385820), (2150, 1192910), (4300, 596455), (5375, 477164), (10750, 238582), (21500, 119291)]