8209760255

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{101}}^1\times {\mathrm{509}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 10755655200

約数和(自身を除く): 2545894945

約数列:

[1, 5, 19, 41, 95, 101, 205, 505, 509, 779, 1681, 1919, 2545, 3895, 4141, 8405, 9595, 9671, 20705, 20869, 31939, 48355, 51409, 78679, 104345, 159695, 169781, 257045, 393395, 396511, 848905, 855629, 976771, 1982555, 2107769, 3225839, 4278145, 4883855, 10538845, 16129195, 16256951, 40047611, 81284755, 86418529, 200238055, 432092645, 1641952051, 8209760255]

約数ペア:

[(1, 8209760255), (5, 1641952051), (19, 432092645), (41, 200238055), (95, 86418529), (101, 81284755), (205, 40047611), (505, 16256951), (509, 16129195), (779, 10538845), (1681, 4883855), (1919, 4278145), (2545, 3225839), (3895, 2107769), (4141, 1982555), (8405, 976771), (9595, 855629), (9671, 848905), (20705, 396511), (20869, 393395), (31939, 257045), (48355, 169781), (51409, 159695), (78679, 104345)]