128528125

素因数分解:

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

素因数の和:3775

約数の個数: 24

約数和(自身を含む): 175301280

約数和(自身を除く): 46773155

約数列:

[1, 5, 11, 25, 55, 125, 275, 625, 1375, 3125, 3739, 6875, 18695, 34375, 41129, 93475, 205645, 467375, 1028225, 2336875, 5141125, 11684375, 25705625, 128528125]

約数ペア:

[(1, 128528125), (5, 25705625), (11, 11684375), (25, 5141125), (55, 2336875), (125, 1028225), (275, 467375), (625, 205645), (1375, 93475), (3125, 41129), (3739, 34375), (6875, 18695)]