25550625

素因数分解:

$3^1\times 5^4\times {\mathrm{13627}}^1$

素因数の和:13650

約数の個数: 20

約数和(自身を含む): 42573872

約数和(自身を除く): 17023247

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1875, 13627, 40881, 68135, 204405, 340675, 1022025, 1703375, 5110125, 8516875, 25550625]

約数ペア:

[(1, 25550625), (3, 8516875), (5, 5110125), (15, 1703375), (25, 1022025), (75, 340675), (125, 204405), (375, 68135), (625, 40881), (1875, 13627)]