320199305

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{37871}}^1$

素因数の和:37984

約数の個数: 16

約数和(自身を含む): 409017600

約数和(自身を除く): 88818295

約数列:

[1, 5, 19, 89, 95, 445, 1691, 8455, 37871, 189355, 719549, 3370519, 3597745, 16852595, 64039861, 320199305]

約数ペア:

[(1, 320199305), (5, 64039861), (19, 16852595), (89, 3597745), (95, 3370519), (445, 719549), (1691, 189355), (8455, 37871)]