261085612

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{283}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 493024000

約数和(自身を除く): 231938388

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 199, 244, 283, 398, 566, 796, 1132, 1159, 2318, 3781, 4636, 5377, 7562, 10754, 12139, 15124, 17263, 21508, 24278, 34526, 48556, 56317, 69052, 112634, 225268, 230641, 327997, 461282, 655994, 922564, 1070023, 1311988, 2140046, 3435337, 4280092, 6870674, 13741348, 65271403, 130542806, 261085612]

約数ペア:

[(1, 261085612), (2, 130542806), (4, 65271403), (19, 13741348), (38, 6870674), (61, 4280092), (76, 3435337), (122, 2140046), (199, 1311988), (244, 1070023), (283, 922564), (398, 655994), (566, 461282), (796, 327997), (1132, 230641), (1159, 225268), (2318, 112634), (3781, 69052), (4636, 56317), (5377, 48556), (7562, 34526), (10754, 24278), (12139, 21508), (15124, 17263)]