201994400

素因数分解:

$2^5\times 5^2\times {\mathrm{89}}^1\times {\mathrm{2837}}^1$

素因数の和:2946

約数の個数: 72

約数和(自身を含む): 498835260

約数和(自身を除く): 296840860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 89, 100, 160, 178, 200, 356, 400, 445, 712, 800, 890, 1424, 1780, 2225, 2837, 2848, 3560, 4450, 5674, 7120, 8900, 11348, 14185, 14240, 17800, 22696, 28370, 35600, 45392, 56740, 70925, 71200, 90784, 113480, 141850, 226960, 252493, 283700, 453920, 504986, 567400, 1009972, 1134800, 1262465, 2019944, 2269600, 2524930, 4039888, 5049860, 6312325, 8079776, 10099720, 12624650, 20199440, 25249300, 40398880, 50498600, 100997200, 201994400]

約数ペア:

[(1, 201994400), (2, 100997200), (4, 50498600), (5, 40398880), (8, 25249300), (10, 20199440), (16, 12624650), (20, 10099720), (25, 8079776), (32, 6312325), (40, 5049860), (50, 4039888), (80, 2524930), (89, 2269600), (100, 2019944), (160, 1262465), (178, 1134800), (200, 1009972), (356, 567400), (400, 504986), (445, 453920), (712, 283700), (800, 252493), (890, 226960), (1424, 141850), (1780, 113480), (2225, 90784), (2837, 71200), (2848, 70925), (3560, 56740), (4450, 45392), (5674, 35600), (7120, 28370), (8900, 22696), (11348, 17800), (14185, 14240)]