80315865

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{254971}}^1$

素因数の和:254989

約数の個数: 24

約数和(自身を含む): 159102528

約数和(自身を除く): 78786663

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 254971, 764913, 1274855, 1784797, 2294739, 3824565, 5354391, 8923985, 11473695, 16063173, 26771955, 80315865]

約数ペア:

[(1, 80315865), (3, 26771955), (5, 16063173), (7, 11473695), (9, 8923985), (15, 5354391), (21, 3824565), (35, 2294739), (45, 1784797), (63, 1274855), (105, 764913), (315, 254971)]