520780451515

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{4789}}^1\times {\mathrm{410359}}^1$

素因数の和:415206

約数の個数: 16

約数和(自身を含む): 636862305600

約数和(自身を除く): 116081854085

約数列:

[1, 5, 53, 265, 4789, 23945, 253817, 410359, 1269085, 2051795, 21749027, 108745135, 1965209251, 9826046255, 104156090303, 520780451515]

約数ペア:

[(1, 520780451515), (5, 104156090303), (53, 9826046255), (265, 1965209251), (4789, 108745135), (23945, 21749027), (253817, 2051795), (410359, 1269085)]