201893825

素因数分解:

$5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{16249}}^1$

素因数の和:16337

約数の個数: 24

約数和(自身を含む): 290160000

約数和(自身を除く): 88266175

約数列:

[1, 5, 7, 25, 35, 71, 175, 355, 497, 1775, 2485, 12425, 16249, 81245, 113743, 406225, 568715, 1153679, 2843575, 5768395, 8075753, 28841975, 40378765, 201893825]

約数ペア:

[(1, 201893825), (5, 40378765), (7, 28841975), (25, 8075753), (35, 5768395), (71, 2843575), (175, 1153679), (355, 568715), (497, 406225), (1775, 113743), (2485, 81245), (12425, 16249)]