152080225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{7789}}^1$

素因数の和:7881

約数の個数: 24

約数和(自身を含む): 208647360

約数和(自身を除く): 56567135

約数列:

[1, 5, 11, 25, 55, 71, 275, 355, 781, 1775, 3905, 7789, 19525, 38945, 85679, 194725, 428395, 553019, 2141975, 2765095, 6083209, 13825475, 30416045, 152080225]

約数ペア:

[(1, 152080225), (5, 30416045), (11, 13825475), (25, 6083209), (55, 2765095), (71, 2141975), (275, 553019), (355, 428395), (781, 194725), (1775, 85679), (3905, 38945), (7789, 19525)]