64310785

素因数分解:

$5^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{487}}^1$

素因数の和:531

約数の個数: 40

約数和(自身を含む): 98415936

約数和(自身を除く): 34105151

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 343, 385, 487, 539, 1715, 2401, 2435, 2695, 3409, 3773, 5357, 12005, 17045, 18865, 23863, 26411, 26785, 37499, 119315, 132055, 167041, 187495, 262493, 835205, 1169287, 1312465, 1837451, 5846435, 9187255, 12862157, 64310785]

約数ペア:

[(1, 64310785), (5, 12862157), (7, 9187255), (11, 5846435), (35, 1837451), (49, 1312465), (55, 1169287), (77, 835205), (245, 262493), (343, 187495), (385, 167041), (487, 132055), (539, 119315), (1715, 37499), (2401, 26785), (2435, 26411), (2695, 23863), (3409, 18865), (3773, 17045), (5357, 12005)]