64677040

素因数分解:

$2^4\times 5^1\times {\mathrm{337}}^1\times {\mathrm{2399}}^1$

素因数の和:2749

約数の個数: 40

約数和(自身を含む): 150883200

約数和(自身を除く): 86206160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 337, 674, 1348, 1685, 2399, 2696, 3370, 4798, 5392, 6740, 9596, 11995, 13480, 19192, 23990, 26960, 38384, 47980, 95960, 191920, 808463, 1616926, 3233852, 4042315, 6467704, 8084630, 12935408, 16169260, 32338520, 64677040]

約数ペア:

[(1, 64677040), (2, 32338520), (4, 16169260), (5, 12935408), (8, 8084630), (10, 6467704), (16, 4042315), (20, 3233852), (40, 1616926), (80, 808463), (337, 191920), (674, 95960), (1348, 47980), (1685, 38384), (2399, 26960), (2696, 23990), (3370, 19192), (4798, 13480), (5392, 11995), (6740, 9596)]