28268500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{4349}}^1$

素因数の和:4381

約数の個数: 48

約数和(自身を含む): 66502800

約数和(自身を除く): 38234300

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 4349, 6500, 8698, 17396, 21745, 43490, 56537, 86980, 108725, 113074, 217450, 226148, 282685, 434900, 543625, 565370, 1087250, 1130740, 1413425, 2174500, 2826850, 5653700, 7067125, 14134250, 28268500]

約数ペア:

[(1, 28268500), (2, 14134250), (4, 7067125), (5, 5653700), (10, 2826850), (13, 2174500), (20, 1413425), (25, 1130740), (26, 1087250), (50, 565370), (52, 543625), (65, 434900), (100, 282685), (125, 226148), (130, 217450), (250, 113074), (260, 108725), (325, 86980), (500, 56537), (650, 43490), (1300, 21745), (1625, 17396), (3250, 8698), (4349, 6500)]