77174210

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{18869}}^1$

素因数の和:19285

約数の個数: 16

約数和(自身を含む): 139260600

約数和(自身を除く): 62086390

約数列:

[1, 2, 5, 10, 409, 818, 2045, 4090, 18869, 37738, 94345, 188690, 7717421, 15434842, 38587105, 77174210]

約数ペア:

[(1, 77174210), (2, 38587105), (5, 15434842), (10, 7717421), (409, 188690), (818, 94345), (2045, 37738), (4090, 18869)]