202220425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{10357}}^1$

素因数の和:10449

約数の個数: 24

約数和(自身を含む): 277428672

約数和(自身を除く): 75208247

約数列:

[1, 5, 11, 25, 55, 71, 275, 355, 781, 1775, 3905, 10357, 19525, 51785, 113927, 258925, 569635, 735347, 2848175, 3676735, 8088817, 18383675, 40444085, 202220425]

約数ペア:

[(1, 202220425), (5, 40444085), (11, 18383675), (25, 8088817), (55, 3676735), (71, 2848175), (275, 735347), (355, 569635), (781, 258925), (1775, 113927), (3905, 51785), (10357, 19525)]