211391500

素因数分解:

$2^2\times 5^3\times {\mathrm{127}}^1\times {\mathrm{3329}}^1$

素因数の和:3475

約数の個数: 48

約数和(自身を含む): 465454080

約数和(自身を除く): 254062580

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 127, 250, 254, 500, 508, 635, 1270, 2540, 3175, 3329, 6350, 6658, 12700, 13316, 15875, 16645, 31750, 33290, 63500, 66580, 83225, 166450, 332900, 416125, 422783, 832250, 845566, 1664500, 1691132, 2113915, 4227830, 8455660, 10569575, 21139150, 42278300, 52847875, 105695750, 211391500]

約数ペア:

[(1, 211391500), (2, 105695750), (4, 52847875), (5, 42278300), (10, 21139150), (20, 10569575), (25, 8455660), (50, 4227830), (100, 2113915), (125, 1691132), (127, 1664500), (250, 845566), (254, 832250), (500, 422783), (508, 416125), (635, 332900), (1270, 166450), (2540, 83225), (3175, 66580), (3329, 63500), (6350, 33290), (6658, 31750), (12700, 16645), (13316, 15875)]