12450625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{1811}}^1$

素因数の和:1842

約数の個数: 20

約数和(自身を含む): 16982064

約数和(自身を除く): 4531439

約数列:

[1, 5, 11, 25, 55, 125, 275, 625, 1375, 1811, 6875, 9055, 19921, 45275, 99605, 226375, 498025, 1131875, 2490125, 12450625]

約数ペア:

[(1, 12450625), (5, 2490125), (11, 1131875), (25, 498025), (55, 226375), (125, 99605), (275, 45275), (625, 19921), (1375, 9055), (1811, 6875)]