201280475

素因数分解:

$5^2\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:329

約数の個数: 48

約数和(自身を含む): 287553024

約数和(自身を除く): 86272549

約数列:

[1, 5, 11, 23, 25, 55, 115, 121, 253, 263, 275, 575, 605, 1265, 1315, 1331, 2783, 2893, 3025, 6049, 6325, 6575, 6655, 13915, 14465, 30245, 30613, 31823, 33275, 66539, 69575, 72325, 151225, 153065, 159115, 332695, 350053, 731929, 765325, 795575, 1663475, 1750265, 3659645, 8051219, 8751325, 18298225, 40256095, 201280475]

約数ペア:

[(1, 201280475), (5, 40256095), (11, 18298225), (23, 8751325), (25, 8051219), (55, 3659645), (115, 1750265), (121, 1663475), (253, 795575), (263, 765325), (275, 731929), (575, 350053), (605, 332695), (1265, 159115), (1315, 153065), (1331, 151225), (2783, 72325), (2893, 69575), (3025, 66539), (6049, 33275), (6325, 31823), (6575, 30613), (6655, 30245), (13915, 14465)]