2051207925

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{161831}}^1$

素因数の和:161870

約数の個数: 36

約数和(自身を含む): 3672291744

約数和(自身を除く): 1621083819

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 169, 195, 325, 507, 845, 975, 2535, 4225, 12675, 161831, 485493, 809155, 2103803, 2427465, 4045775, 6311409, 10519015, 12137325, 27349439, 31557045, 52595075, 82048317, 136747195, 157785225, 410241585, 683735975, 2051207925]

約数ペア:

[(1, 2051207925), (3, 683735975), (5, 410241585), (13, 157785225), (15, 136747195), (25, 82048317), (39, 52595075), (65, 31557045), (75, 27349439), (169, 12137325), (195, 10519015), (325, 6311409), (507, 4045775), (845, 2427465), (975, 2103803), (2535, 809155), (4225, 485493), (12675, 161831)]