66631820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{709}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 145044480

約数和(自身を除く): 78412660

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 127, 148, 185, 254, 370, 508, 635, 709, 740, 1270, 1418, 2540, 2836, 3545, 4699, 7090, 9398, 14180, 18796, 23495, 26233, 46990, 52466, 90043, 93980, 104932, 131165, 180086, 262330, 360172, 450215, 524660, 900430, 1800860, 3331591, 6663182, 13326364, 16657955, 33315910, 66631820]

約数ペア:

[(1, 66631820), (2, 33315910), (4, 16657955), (5, 13326364), (10, 6663182), (20, 3331591), (37, 1800860), (74, 900430), (127, 524660), (148, 450215), (185, 360172), (254, 262330), (370, 180086), (508, 131165), (635, 104932), (709, 93980), (740, 90043), (1270, 52466), (1418, 46990), (2540, 26233), (2836, 23495), (3545, 18796), (4699, 14180), (7090, 9398)]