2015990025

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{1021}}^1\times {\mathrm{3761}}^1$

素因数の和:4802

約数の個数: 48

約数和(自身を含む): 3814005888

約数和(自身を除く): 1798015863

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 1021, 3063, 3761, 5105, 7147, 11283, 15315, 18805, 21441, 25525, 26327, 35735, 56415, 76575, 78981, 94025, 107205, 131635, 178675, 282075, 394905, 536025, 658175, 1974525, 3839981, 11519943, 19199905, 26879867, 57599715, 80639601, 95999525, 134399335, 287998575, 403198005, 671996675, 2015990025]

約数ペア:

[(1, 2015990025), (3, 671996675), (5, 403198005), (7, 287998575), (15, 134399335), (21, 95999525), (25, 80639601), (35, 57599715), (75, 26879867), (105, 19199905), (175, 11519943), (525, 3839981), (1021, 1974525), (3063, 658175), (3761, 536025), (5105, 394905), (7147, 282075), (11283, 178675), (15315, 131635), (18805, 107205), (21441, 94025), (25525, 78981), (26327, 76575), (35735, 56415)]