7979375

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{751}}^1$

素因数の和:788

約数の個数: 20

約数和(自身を含む): 10571616

約数和(自身を除く): 2592241

約数列:

[1, 5, 17, 25, 85, 125, 425, 625, 751, 2125, 3755, 10625, 12767, 18775, 63835, 93875, 319175, 469375, 1595875, 7979375]

約数ペア:

[(1, 7979375), (5, 1595875), (17, 469375), (25, 319175), (85, 93875), (125, 63835), (425, 18775), (625, 12767), (751, 10625), (2125, 3755)]