80505125

素因数分解:

$5^3\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 104592384

約数和(自身を除く): 24087259

約数列:

[1, 5, 25, 47, 71, 125, 193, 235, 355, 965, 1175, 1775, 3337, 4825, 5875, 8875, 9071, 13703, 16685, 24125, 45355, 68515, 83425, 226775, 342575, 417125, 644041, 1133875, 1712875, 3220205, 16101025, 80505125]

約数ペア:

[(1, 80505125), (5, 16101025), (25, 3220205), (47, 1712875), (71, 1133875), (125, 644041), (193, 417125), (235, 342575), (355, 226775), (965, 83425), (1175, 68515), (1775, 45355), (3337, 24125), (4825, 16685), (5875, 13703), (8875, 9071)]