53318180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{727}}^1$

素因数の和:948

約数の個数: 48

約数和(自身を含む): 118634880

約数和(自身を除く): 65316700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 193, 380, 386, 727, 772, 965, 1454, 1930, 2908, 3635, 3667, 3860, 7270, 7334, 13813, 14540, 14668, 18335, 27626, 36670, 55252, 69065, 73340, 138130, 140311, 276260, 280622, 561244, 701555, 1403110, 2665909, 2806220, 5331818, 10663636, 13329545, 26659090, 53318180]

約数ペア:

[(1, 53318180), (2, 26659090), (4, 13329545), (5, 10663636), (10, 5331818), (19, 2806220), (20, 2665909), (38, 1403110), (76, 701555), (95, 561244), (190, 280622), (193, 276260), (380, 140311), (386, 138130), (727, 73340), (772, 69065), (965, 55252), (1454, 36670), (1930, 27626), (2908, 18335), (3635, 14668), (3667, 14540), (3860, 13813), (7270, 7334)]