168559325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 236234880

約数和(自身を除く): 67675555

約数列:

[1, 5, 11, 25, 55, 71, 89, 97, 275, 355, 445, 485, 781, 979, 1067, 1775, 2225, 2425, 3905, 4895, 5335, 6319, 6887, 8633, 19525, 24475, 26675, 31595, 34435, 43165, 69509, 75757, 94963, 157975, 172175, 215825, 347545, 378785, 474815, 612943, 1737725, 1893925, 2374075, 3064715, 6742373, 15323575, 33711865, 168559325]

約数ペア:

[(1, 168559325), (5, 33711865), (11, 15323575), (25, 6742373), (55, 3064715), (71, 2374075), (89, 1893925), (97, 1737725), (275, 612943), (355, 474815), (445, 378785), (485, 347545), (781, 215825), (979, 172175), (1067, 157975), (1775, 94963), (2225, 75757), (2425, 69509), (3905, 43165), (4895, 34435), (5335, 31595), (6319, 26675), (6887, 24475), (8633, 19525)]