2680925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:209

約数の個数: 24

約数和(自身を含む): 3661224

約数和(自身を除く): 980299

約数列:

[1, 5, 13, 25, 65, 73, 113, 325, 365, 565, 949, 1469, 1825, 2825, 4745, 7345, 8249, 23725, 36725, 41245, 107237, 206225, 536185, 2680925]

約数ペア:

[(1, 2680925), (5, 536185), (13, 206225), (25, 107237), (65, 41245), (73, 36725), (113, 23725), (325, 8249), (365, 7345), (565, 4745), (949, 2825), (1469, 1825)]