51288690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{12479}}^1$

素因数の和:12626

約数の個数: 32

約数和(自身を含む): 124001280

約数和(自身を除く): 72712590

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 137, 274, 411, 685, 822, 1370, 2055, 4110, 12479, 24958, 37437, 62395, 74874, 124790, 187185, 374370, 1709623, 3419246, 5128869, 8548115, 10257738, 17096230, 25644345, 51288690]

約数ペア:

[(1, 51288690), (2, 25644345), (3, 17096230), (5, 10257738), (6, 8548115), (10, 5128869), (15, 3419246), (30, 1709623), (137, 374370), (274, 187185), (411, 124790), (685, 74874), (822, 62395), (1370, 37437), (2055, 24958), (4110, 12479)]