889236575

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{3361}}^1$

素因数の和:3947

約数の個数: 24

約数和(自身を含む): 1163117520

約数和(自身を除く): 273880945

約数列:

[1, 5, 19, 25, 95, 475, 557, 2785, 3361, 10583, 13925, 16805, 52915, 63859, 84025, 264575, 319295, 1596475, 1872077, 9360385, 35569463, 46801925, 177847315, 889236575]

約数ペア:

[(1, 889236575), (5, 177847315), (19, 46801925), (25, 35569463), (95, 9360385), (475, 1872077), (557, 1596475), (2785, 319295), (3361, 264575), (10583, 84025), (13925, 63859), (16805, 52915)]