80353712

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{21013}}^1$

素因数の和:21260

約数の個数: 20

約数和(自身を含む): 156344160

約数和(自身を除く): 75990448

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 21013, 42026, 84052, 168104, 336208, 5022107, 10044214, 20088428, 40176856, 80353712]

約数ペア:

[(1, 80353712), (2, 40176856), (4, 20088428), (8, 10044214), (16, 5022107), (239, 336208), (478, 168104), (956, 84052), (1912, 42026), (3824, 21013)]