201385820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{3833}}^1$

素因数の和:3950

約数の個数: 48

約数和(自身を含む): 440572608

約数和(自身を除く): 239186788

約数列:

[1, 2, 4, 5, 10, 20, 37, 71, 74, 142, 148, 185, 284, 355, 370, 710, 740, 1420, 2627, 3833, 5254, 7666, 10508, 13135, 15332, 19165, 26270, 38330, 52540, 76660, 141821, 272143, 283642, 544286, 567284, 709105, 1088572, 1360715, 1418210, 2721430, 2836420, 5442860, 10069291, 20138582, 40277164, 50346455, 100692910, 201385820]

約数ペア:

[(1, 201385820), (2, 100692910), (4, 50346455), (5, 40277164), (10, 20138582), (20, 10069291), (37, 5442860), (71, 2836420), (74, 2721430), (142, 1418210), (148, 1360715), (185, 1088572), (284, 709105), (355, 567284), (370, 544286), (710, 283642), (740, 272143), (1420, 141821), (2627, 76660), (3833, 52540), (5254, 38330), (7666, 26270), (10508, 19165), (13135, 15332)]