1900375

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:699

約数の個数: 16

約数和(自身を含む): 2478528

約数和(自身を除く): 578153

約数列:

[1, 5, 23, 25, 115, 125, 575, 661, 2875, 3305, 15203, 16525, 76015, 82625, 380075, 1900375]

約数ペア:

[(1, 1900375), (5, 380075), (23, 82625), (25, 76015), (115, 16525), (125, 15203), (575, 3305), (661, 2875)]