27450625

素因数分解:

$5^4\times {\mathrm{167}}^1\times {\mathrm{263}}^1$

素因数の和:450

約数の個数: 20

約数和(自身を含む): 34638912

約数和(自身を除く): 7188287

約数列:

[1, 5, 25, 125, 167, 263, 625, 835, 1315, 4175, 6575, 20875, 32875, 43921, 104375, 164375, 219605, 1098025, 5490125, 27450625]

約数ペア:

[(1, 27450625), (5, 5490125), (25, 1098025), (125, 219605), (167, 164375), (263, 104375), (625, 43921), (835, 32875), (1315, 20875), (4175, 6575)]