157220345

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{3931}}^1$

素因数の和:4376

約数の個数: 16

約数和(自身を含む): 199116480

約数和(自身を除く): 41896135

約数列:

[1, 5, 19, 95, 421, 2105, 3931, 7999, 19655, 39995, 74689, 373445, 1654951, 8274755, 31444069, 157220345]

約数ペア:

[(1, 157220345), (5, 31444069), (19, 8274755), (95, 1654951), (421, 373445), (2105, 74689), (3931, 39995), (7999, 19655)]