128214700

素因数分解:

$2^2\times 5^2\times {\mathrm{503}}^1\times {\mathrm{2549}}^1$

素因数の和:3066

約数の個数: 36

約数和(自身を含む): 278888400

約数和(自身を除く): 150673700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 503, 1006, 2012, 2515, 2549, 5030, 5098, 10060, 10196, 12575, 12745, 25150, 25490, 50300, 50980, 63725, 127450, 254900, 1282147, 2564294, 5128588, 6410735, 12821470, 25642940, 32053675, 64107350, 128214700]

約数ペア:

[(1, 128214700), (2, 64107350), (4, 32053675), (5, 25642940), (10, 12821470), (20, 6410735), (25, 5128588), (50, 2564294), (100, 1282147), (503, 254900), (1006, 127450), (2012, 63725), (2515, 50980), (2549, 50300), (5030, 25490), (5098, 25150), (10060, 12745), (10196, 12575)]