15970100

素因数分解:

$2^2\times 5^2\times {\mathrm{159701}}^1$

素因数の和:159715

約数の個数: 18

約数和(自身を含む): 34655334

約数和(自身を除く): 18685234

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 159701, 319402, 638804, 798505, 1597010, 3194020, 3992525, 7985050, 15970100]

約数ペア:

[(1, 15970100), (2, 7985050), (4, 3992525), (5, 3194020), (10, 1597010), (20, 798505), (25, 638804), (50, 319402), (100, 159701)]