142747600

素因数分解:

$2^4\times 5^2\times {\mathrm{356869}}^1$

素因数の和:356887

約数の個数: 30

約数和(自身を含む): 342952070

約数和(自身を除く): 200204470

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 356869, 713738, 1427476, 1784345, 2854952, 3568690, 5709904, 7137380, 8921725, 14274760, 17843450, 28549520, 35686900, 71373800, 142747600]

約数ペア:

[(1, 142747600), (2, 71373800), (4, 35686900), (5, 28549520), (8, 17843450), (10, 14274760), (16, 8921725), (20, 7137380), (25, 5709904), (40, 3568690), (50, 2854952), (80, 1784345), (100, 1427476), (200, 713738), (400, 356869)]