199943390

素因数分解:

$2^1\times 5^1\times {\mathrm{797}}^1\times {\mathrm{25087}}^1$

素因数の和:25891

約数の個数: 16

約数和(自身を含む): 360364032

約数和(自身を除く): 160420642

約数列:

[1, 2, 5, 10, 797, 1594, 3985, 7970, 25087, 50174, 125435, 250870, 19994339, 39988678, 99971695, 199943390]

約数ペア:

[(1, 199943390), (2, 99971695), (5, 39988678), (10, 19994339), (797, 250870), (1594, 125435), (3985, 50174), (7970, 25087)]