200625404

素因数分解:

$2^2\times 7^2\times {\mathrm{509}}^1\times {\mathrm{2011}}^1$

素因数の和:2538

約数の個数: 36

約数和(自身を含む): 409421880

約数和(自身を除く): 208796476

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 509, 1018, 2011, 2036, 3563, 4022, 7126, 8044, 14077, 14252, 24941, 28154, 49882, 56308, 98539, 99764, 197078, 394156, 1023599, 2047198, 4094396, 7165193, 14330386, 28660772, 50156351, 100312702, 200625404]

約数ペア:

[(1, 200625404), (2, 100312702), (4, 50156351), (7, 28660772), (14, 14330386), (28, 7165193), (49, 4094396), (98, 2047198), (196, 1023599), (509, 394156), (1018, 197078), (2011, 99764), (2036, 98539), (3563, 56308), (4022, 49882), (7126, 28154), (8044, 24941), (14077, 14252)]