2000425

素因数分解:

$5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:118

約数の個数: 36

約数和(自身を含む): 3053376

約数和(自身を除く): 1052951

約数列:

[1, 5, 7, 23, 25, 35, 49, 71, 115, 161, 175, 245, 355, 497, 575, 805, 1127, 1225, 1633, 1775, 2485, 3479, 4025, 5635, 8165, 11431, 12425, 17395, 28175, 40825, 57155, 80017, 86975, 285775, 400085, 2000425]

約数ペア:

[(1, 2000425), (5, 400085), (7, 285775), (23, 86975), (25, 80017), (35, 57155), (49, 40825), (71, 28175), (115, 17395), (161, 12425), (175, 11431), (245, 8165), (355, 5635), (497, 4025), (575, 3479), (805, 2485), (1127, 1775), (1225, 1633)]