74820865

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{30109}}^1$

素因数の和:30192

約数の個数: 16

約数和(自身を含む): 104060160

約数和(自身を除く): 29239295

約数列:

[1, 5, 7, 35, 71, 355, 497, 2485, 30109, 150545, 210763, 1053815, 2137739, 10688695, 14964173, 74820865]

約数ペア:

[(1, 74820865), (5, 14964173), (7, 10688695), (35, 2137739), (71, 1053815), (355, 210763), (497, 150545), (2485, 30109)]