6664925

素因数分解:

$5^2\times {\mathrm{29}}^2\times {\mathrm{317}}^1$

素因数の和:385

約数の個数: 18

約数和(自身を含む): 8586318

約数和(自身を除く): 1921393

約数列:

[1, 5, 25, 29, 145, 317, 725, 841, 1585, 4205, 7925, 9193, 21025, 45965, 229825, 266597, 1332985, 6664925]

約数ペア:

[(1, 6664925), (5, 1332985), (25, 266597), (29, 229825), (145, 45965), (317, 21025), (725, 9193), (841, 7925), (1585, 4205)]