8920400

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{769}}^1$

素因数の和:816

約数の個数: 60

約数和(自身を含む): 22199100

約数和(自身を除く): 13278700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 80, 100, 116, 145, 200, 232, 290, 400, 464, 580, 725, 769, 1160, 1450, 1538, 2320, 2900, 3076, 3845, 5800, 6152, 7690, 11600, 12304, 15380, 19225, 22301, 30760, 38450, 44602, 61520, 76900, 89204, 111505, 153800, 178408, 223010, 307600, 356816, 446020, 557525, 892040, 1115050, 1784080, 2230100, 4460200, 8920400]

約数ペア:

[(1, 8920400), (2, 4460200), (4, 2230100), (5, 1784080), (8, 1115050), (10, 892040), (16, 557525), (20, 446020), (25, 356816), (29, 307600), (40, 223010), (50, 178408), (58, 153800), (80, 111505), (100, 89204), (116, 76900), (145, 61520), (200, 44602), (232, 38450), (290, 30760), (400, 22301), (464, 19225), (580, 15380), (725, 12304), (769, 11600), (1160, 7690), (1450, 6152), (1538, 5800), (2320, 3845), (2900, 3076)]