2100085925

素因数分解:

$5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{977}}^1$

素因数の和:1238

約数の個数: 48

約数和(自身を含む): 3038591232

約数和(自身を除く): 938505307

約数列:

[1, 5, 7, 25, 35, 71, 173, 175, 355, 497, 865, 977, 1211, 1775, 2485, 4325, 4885, 6055, 6839, 12283, 12425, 24425, 30275, 34195, 61415, 69367, 85981, 169021, 170975, 307075, 346835, 429905, 485569, 845105, 1183147, 1734175, 2149525, 2427845, 4225525, 5915735, 12000491, 12139225, 29578675, 60002455, 84003437, 300012275, 420017185, 2100085925]

約数ペア:

[(1, 2100085925), (5, 420017185), (7, 300012275), (25, 84003437), (35, 60002455), (71, 29578675), (173, 12139225), (175, 12000491), (355, 5915735), (497, 4225525), (865, 2427845), (977, 2149525), (1211, 1734175), (1775, 1183147), (2485, 845105), (4325, 485569), (4885, 429905), (6055, 346835), (6839, 307075), (12283, 170975), (12425, 169021), (24425, 85981), (30275, 69367), (34195, 61415)]