25280008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{243077}}^1$

素因数の和:243096

約数の個数: 16

約数和(自身を含む): 51046380

約数和(自身を除く): 25766372

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 243077, 486154, 972308, 1944616, 3160001, 6320002, 12640004, 25280008]

約数ペア:

[(1, 25280008), (2, 12640004), (4, 6320002), (8, 3160001), (13, 1944616), (26, 972308), (52, 486154), (104, 243077)]