209382400225

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{5097563}}^1$

素因数の和:5097657

約数の個数: 24

約数和(自身を含む): 273066308352

約数和(自身を除く): 63683908127

約数列:

[1, 5, 25, 31, 53, 155, 265, 775, 1325, 1643, 8215, 41075, 5097563, 25487815, 127439075, 158024453, 270170839, 790122265, 1350854195, 3950611325, 6754270975, 8375296009, 41876480045, 209382400225]

約数ペア:

[(1, 209382400225), (5, 41876480045), (25, 8375296009), (31, 6754270975), (53, 3950611325), (155, 1350854195), (265, 790122265), (775, 270170839), (1325, 158024453), (1643, 127439075), (8215, 25487815), (41075, 5097563)]