208292425

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1861}}^1$

素因数の和:1930

約数の個数: 36

約数和(自身を含む): 291726988

約数和(自身を除く): 83434563

約数列:

[1, 5, 11, 25, 37, 55, 121, 185, 275, 407, 605, 925, 1861, 2035, 3025, 4477, 9305, 10175, 20471, 22385, 46525, 68857, 102355, 111925, 225181, 344285, 511775, 757427, 1125905, 1721425, 3787135, 5629525, 8331697, 18935675, 41658485, 208292425]

約数ペア:

[(1, 208292425), (5, 41658485), (11, 18935675), (25, 8331697), (37, 5629525), (55, 3787135), (121, 1721425), (185, 1125905), (275, 757427), (407, 511775), (605, 344285), (925, 225181), (1861, 111925), (2035, 102355), (3025, 68857), (4477, 46525), (9305, 22385), (10175, 20471)]