71968145

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^3$

素因数の和:261

約数の個数: 16

約数和(自身を含む): 89927760

約数和(自身を除く): 17959615

約数列:

[1, 5, 37, 73, 185, 365, 2701, 5329, 13505, 26645, 197173, 389017, 985865, 1945085, 14393629, 71968145]

約数ペア:

[(1, 71968145), (5, 14393629), (37, 1945085), (73, 985865), (185, 389017), (365, 197173), (2701, 26645), (5329, 13505)]