83988075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3467}}^1$

素因数の和:3516

約数の個数: 48

約数和(自身を含む): 154811520

約数和(自身を除く): 70823445

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 255, 285, 323, 425, 475, 969, 1275, 1425, 1615, 3467, 4845, 8075, 10401, 17335, 24225, 52005, 58939, 65873, 86675, 176817, 197619, 260025, 294695, 329365, 884085, 988095, 1119841, 1473475, 1646825, 3359523, 4420425, 4940475, 5599205, 16797615, 27996025, 83988075]

約数ペア:

[(1, 83988075), (3, 27996025), (5, 16797615), (15, 5599205), (17, 4940475), (19, 4420425), (25, 3359523), (51, 1646825), (57, 1473475), (75, 1119841), (85, 988095), (95, 884085), (255, 329365), (285, 294695), (323, 260025), (425, 197619), (475, 176817), (969, 86675), (1275, 65873), (1425, 58939), (1615, 52005), (3467, 24225), (4845, 17335), (8075, 10401)]