89404975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 129634560

約数和(自身を除く): 40229585

約数列:

[1, 5, 11, 19, 25, 55, 71, 95, 209, 241, 275, 355, 475, 781, 1045, 1205, 1349, 1775, 2651, 3905, 4579, 5225, 6025, 6745, 13255, 14839, 17111, 19525, 22895, 33725, 50369, 66275, 74195, 85555, 114475, 188221, 251845, 325109, 370975, 427775, 941105, 1259225, 1625545, 3576199, 4705525, 8127725, 17880995, 89404975]

約数ペア:

[(1, 89404975), (5, 17880995), (11, 8127725), (19, 4705525), (25, 3576199), (55, 1625545), (71, 1259225), (95, 941105), (209, 427775), (241, 370975), (275, 325109), (355, 251845), (475, 188221), (781, 114475), (1045, 85555), (1205, 74195), (1349, 66275), (1775, 50369), (2651, 33725), (3905, 22895), (4579, 19525), (5225, 17111), (6025, 14839), (6745, 13255)]