25705625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{3739}}^1$

素因数の和:3770

約数の個数: 20

約数和(自身を含む): 35051280

約数和(自身を除く): 9345655

約数列:

[1, 5, 11, 25, 55, 125, 275, 625, 1375, 3739, 6875, 18695, 41129, 93475, 205645, 467375, 1028225, 2336875, 5141125, 25705625]

約数ペア:

[(1, 25705625), (5, 5141125), (11, 2336875), (25, 1028225), (55, 467375), (125, 205645), (275, 93475), (625, 41129), (1375, 18695), (3739, 6875)]