79995625

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{7529}}^1$

素因数の和:7566

約数の個数: 20

約数和(自身を含む): 105856740

約数和(自身を除く): 25861115

約数列:

[1, 5, 17, 25, 85, 125, 425, 625, 2125, 7529, 10625, 37645, 127993, 188225, 639965, 941125, 3199825, 4705625, 15999125, 79995625]

約数ペア:

[(1, 79995625), (5, 15999125), (17, 4705625), (25, 3199825), (85, 941125), (125, 639965), (425, 188225), (625, 127993), (2125, 37645), (7529, 10625)]