809539490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{89849}}^1$

素因数の和:89926

約数の個数: 32

約数和(自身を含む): 1572015600

約数和(自身を除く): 762476110

約数列:

[1, 2, 5, 10, 17, 34, 53, 85, 106, 170, 265, 530, 901, 1802, 4505, 9010, 89849, 179698, 449245, 898490, 1527433, 3054866, 4761997, 7637165, 9523994, 15274330, 23809985, 47619970, 80953949, 161907898, 404769745, 809539490]

約数ペア:

[(1, 809539490), (2, 404769745), (5, 161907898), (10, 80953949), (17, 47619970), (34, 23809985), (53, 15274330), (85, 9523994), (106, 7637165), (170, 4761997), (265, 3054866), (530, 1527433), (901, 898490), (1802, 449245), (4505, 179698), (9010, 89849)]