200438320

素因数分解:

$2^4\times 5^1\times {\mathrm{499}}^1\times {\mathrm{5021}}^1$

素因数の和:5533

約数の個数: 40

約数和(自身を含む): 467046000

約数和(自身を除く): 266607680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 499, 998, 1996, 2495, 3992, 4990, 5021, 7984, 9980, 10042, 19960, 20084, 25105, 39920, 40168, 50210, 80336, 100420, 200840, 401680, 2505479, 5010958, 10021916, 12527395, 20043832, 25054790, 40087664, 50109580, 100219160, 200438320]

約数ペア:

[(1, 200438320), (2, 100219160), (4, 50109580), (5, 40087664), (8, 25054790), (10, 20043832), (16, 12527395), (20, 10021916), (40, 5010958), (80, 2505479), (499, 401680), (998, 200840), (1996, 100420), (2495, 80336), (3992, 50210), (4990, 40168), (5021, 39920), (7984, 25105), (9980, 20084), (10042, 19960)]