142754375

素因数分解:

$5^4\times {\mathrm{71}}^1\times {\mathrm{3217}}^1$

素因数の和:3308

約数の個数: 20

約数和(自身を含む): 180954576

約数和(自身を除く): 38200201

約数列:

[1, 5, 25, 71, 125, 355, 625, 1775, 3217, 8875, 16085, 44375, 80425, 228407, 402125, 1142035, 2010625, 5710175, 28550875, 142754375]

約数ペア:

[(1, 142754375), (5, 28550875), (25, 5710175), (71, 2010625), (125, 1142035), (355, 402125), (625, 228407), (1775, 80425), (3217, 44375), (8875, 16085)]