20147560450

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{593}}^1\times {\mathrm{12821}}^1$

素因数の和:13479

約数の個数: 48

約数和(自身を含む): 38248897896

約数和(自身を除く): 18101337446

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 593, 1186, 1325, 2650, 2965, 5930, 12821, 14825, 25642, 29650, 31429, 62858, 64105, 128210, 157145, 314290, 320525, 641050, 679513, 785725, 1359026, 1571450, 3397565, 6795130, 7602853, 15205706, 16987825, 33975650, 38014265, 76028530, 190071325, 380142650, 402951209, 805902418, 2014756045, 4029512090, 10073780225, 20147560450]

約数ペア:

[(1, 20147560450), (2, 10073780225), (5, 4029512090), (10, 2014756045), (25, 805902418), (50, 402951209), (53, 380142650), (106, 190071325), (265, 76028530), (530, 38014265), (593, 33975650), (1186, 16987825), (1325, 15205706), (2650, 7602853), (2965, 6795130), (5930, 3397565), (12821, 1571450), (14825, 1359026), (25642, 785725), (29650, 679513), (31429, 641050), (62858, 320525), (64105, 314290), (128210, 157145)]