64811840

素因数分解:

$2^6\times 5^1\times {\mathrm{337}}^1\times {\mathrm{601}}^1$

素因数の和:955

約数の個数: 56

約数和(自身を含む): 155048712

約数和(自身を除く): 90236872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 337, 601, 674, 1202, 1348, 1685, 2404, 2696, 3005, 3370, 4808, 5392, 6010, 6740, 9616, 10784, 12020, 13480, 19232, 21568, 24040, 26960, 38464, 48080, 53920, 96160, 107840, 192320, 202537, 405074, 810148, 1012685, 1620296, 2025370, 3240592, 4050740, 6481184, 8101480, 12962368, 16202960, 32405920, 64811840]

約数ペア:

[(1, 64811840), (2, 32405920), (4, 16202960), (5, 12962368), (8, 8101480), (10, 6481184), (16, 4050740), (20, 3240592), (32, 2025370), (40, 1620296), (64, 1012685), (80, 810148), (160, 405074), (320, 202537), (337, 192320), (601, 107840), (674, 96160), (1202, 53920), (1348, 48080), (1685, 38464), (2404, 26960), (2696, 24040), (3005, 21568), (3370, 19232), (4808, 13480), (5392, 12020), (6010, 10784), (6740, 9616)]