64383920

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{6337}}^1$

素因数の和:6477

約数の個数: 40

約数和(自身を含む): 150895104

約数和(自身を除く): 86511184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 6337, 10160, 12674, 25348, 31685, 50696, 63370, 101392, 126740, 253480, 506960, 804799, 1609598, 3219196, 4023995, 6438392, 8047990, 12876784, 16095980, 32191960, 64383920]

約数ペア:

[(1, 64383920), (2, 32191960), (4, 16095980), (5, 12876784), (8, 8047990), (10, 6438392), (16, 4023995), (20, 3219196), (40, 1609598), (80, 804799), (127, 506960), (254, 253480), (508, 126740), (635, 101392), (1016, 63370), (1270, 50696), (2032, 31685), (2540, 25348), (5080, 12674), (6337, 10160)]