81599015

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{1913}}^1$

素因数の和:2386

約数の個数: 16

約数和(自身を含む): 103356000

約数和(自身を除く): 21756985

約数列:

[1, 5, 19, 95, 449, 1913, 2245, 8531, 9565, 36347, 42655, 181735, 858937, 4294685, 16319803, 81599015]

約数ペア:

[(1, 81599015), (5, 16319803), (19, 4294685), (95, 858937), (449, 181735), (1913, 42655), (2245, 36347), (8531, 9565)]