2057375

素因数分解:

$5^3\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:275

約数の個数: 16

約数和(自身を含む): 2608320

約数和(自身を除く): 550945

約数列:

[1, 5, 25, 109, 125, 151, 545, 755, 2725, 3775, 13625, 16459, 18875, 82295, 411475, 2057375]

約数ペア:

[(1, 2057375), (5, 411475), (25, 82295), (109, 18875), (125, 16459), (151, 13625), (545, 3775), (755, 2725)]