161201375

素因数分解:

$5^3\times {\mathrm{661}}^1\times {\mathrm{1951}}^1$

素因数の和:2627

約数の個数: 16

約数和(自身を含む): 201586944

約数和(自身を除く): 40385569

約数列:

[1, 5, 25, 125, 661, 1951, 3305, 9755, 16525, 48775, 82625, 243875, 1289611, 6448055, 32240275, 161201375]

約数ペア:

[(1, 161201375), (5, 32240275), (25, 6448055), (125, 1289611), (661, 243875), (1951, 82625), (3305, 48775), (9755, 16525)]