207140725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^2$

素因数の和:298

約数の個数: 36

約数和(自身を含む): 286936992

約数和(自身を除く): 79796267

約数列:

[1, 5, 11, 25, 55, 71, 103, 275, 355, 515, 781, 1133, 1775, 2575, 3905, 5665, 7313, 10609, 19525, 28325, 36565, 53045, 80443, 116699, 182825, 265225, 402215, 583495, 753239, 2011075, 2917475, 3766195, 8285629, 18830975, 41428145, 207140725]

約数ペア:

[(1, 207140725), (5, 41428145), (11, 18830975), (25, 8285629), (55, 3766195), (71, 2917475), (103, 2011075), (275, 753239), (355, 583495), (515, 402215), (781, 265225), (1133, 182825), (1775, 116699), (2575, 80443), (3905, 53045), (5665, 36565), (7313, 28325), (10609, 19525)]